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Worksheets

english beka 1

Total questions: 71

Worksheet time: 37mins

Name
Class
Date
1.

Fill in the gap with the right option. An ____ ______ is a measure of something's degree rotation over a particular amount of time.

a)

angular velocity

b)

angular

c)

degree capacity

d)

small energy

e)

angle degree

2.

Fill in the gap with the right option. An ..... ........ is the distance between two points on the edge of a circle.

a)

arc length

b)

arc

c)

length

d)

small circle

e)

large circle

3.

Find the right option to the following statement: Energy that is active or moving.

a)

kinetic energy

b)

mechanical energy

c)

chemical energy

d)

potential energy

e)

thermal energy

4.

Find the right option to the following statement: Four rules explaining the natural behavior of heat energy.

a)

laws of thermodynamics

b)

laws of mechanics

c)

energy conservation rules

d)

thermal principles

e)

physical constants

5.

Find the right option to the following statement: A failure that is caused by a change in a material’s ability to support weight or store energy.

a)

macroscopic failure

b)

microscopic failure

c)

surface damage

d)

thermal deformation

e)

chemical breakdown

6.

Find the right option to the following statement: A solid model that provides detailed surfaces and edges in addition to bordered surfaces.

a)

non-manifold model

b)

manifold model

c)

wireframe model

d)

surface model

e)

concept model

7.

Find the right option to the following statement: A device for testing the force deflection and stress-strain relationship of a particular material.

a)

materials testing machine

b)

hardness tester

c)

load controller

d)

measurement gauge

e)

strain indicator

8.

Find the right option to the following statement: The combination of kinetic and potential energy in a machine.

a)

mechanical energy

b)

thermal energy

c)

electrical energy

d)

chemical energy

e)

nuclear energy

9.

Find the right option to the following statement: The amount of torque that a gear receives from the machine’s load.

a)

output torque

b)

input torque

c)

friction torque

d)

starting torque

e)

idle torque

10.

Find the right option to the following statement: A 3-D solid model that maintains the dimensions of an object by including only bordered surfaces.

a)

manifold model

b)

wireframe model

c)

surface sketch

d)

conceptual model

e)

mesh draft

11.

Fill in the gap with the right option. A ________ ______________ is a planetary geartrain in which forces are evenly distributed among multiple planet gears.

a)

balanced geartrain

b)

arc

c)

length

d)

small circle

e)

large circle

12.

Find the right option to the following statement: The point at which two gears come together.

a)

mesh point

b)

contact surface

c)

gear axis

d)

pitch circle

e)

tooth profile

13.

Find the right option to the following statement: A non-destructive test that is used to examine the properties of metal by studying samples under a microscope.

a)

metallographic test

b)

hardness test

c)

tensile test

d)

impact test

e)

fatigue test

14.

Find the right option to the following statement: The study of a mechanical system to determine the cause of failure of a metal part.

a)

metallurgical failure analysis

b)

structural inspection

c)

material testing

d)

stress evaluation

e)

component monitoring

15.

Find the right option to the following statement: A failure that is caused by the presence of visible or microscopic cracks in a material.

a)

microscopic failure

b)

macroscopic failure

c)

surface corrosion

d)

plastic deformation

e)

thermal damage

16.

Find the right option to the following statement: To combine two or more things.

a)

mix

b)

separate

c)

measure

d)

divide

e)

filter

17.

Find the right option to the following statement: A small or non-functional version of something that has the same features and scaling as the regular version.

a)

model

b)

prototype

c)

sample

d)

sketch

e)

diagram

18.

Find the right option to the following statement: A category of materials analysis that assesses the properties of materials without damaging them.

a)

NDT (Non-Destructive Testing)

b)

destructive testing

c)

load testing

d)

performance testing

e)

quality control

19.

Find the right option to the following statement: A situation in failure analysis in which the cause of failure cannot be determined.

a)

NFF (No Fault Found)

b)

unknown defect

c)

system error

d)

partial failure

e)

hidden damage

20.

Find the right option to the following statement: A data exchange format that contains geometry, functions, and process plans for a product.

a)

PDES

b)

CAD file

c)

digital blueprint

d)

data protocol

e)

design database

21.

Find the right option to the following statement: A still or moving image that shows very realistic representations of objects and processes.

a)

photorealistic rendering

b)

wireframe image

c)

technical sketch

d)

schematic view

e)

concept drawing

22.

Find the right option to the following statement: A cylindrical plug that moves up and down in a cylinder during engine operation.

a)

piston

b)

crankshaft

c)

connecting rod

d)

valve

e)

camshaft

23.

Find the right option to the following statement: A metal ring that fills the space between a piston and a cylinder wall, preventing fuel from passing through the gap.

a)

piston ring

b)

seal gasket

c)

bearing ring

d)

retaining ring

e)

compression sleeve

24.

Find the right option to the following statement: The distance between a point on one tooth of a gear and the same point on the next tooth.

a)

pitch

b)

diameter

c)

radius

d)

module

e)

clearance

25.

Find the right option to the following statement: An imaginary circle that passes through a gear’s mesh points.

a)

pitch circle

b)

base circle

c)

root circle

d)

outer circle

e)

contact circle

26.

Find the right option to the following statement: The distance from the center of a gear to the edge of its pitch circle.

a)

pitch radius

b)

gear height

c)

tooth depth

d)

shaft length

e)

gear width

27.

Find the right option to the following statement: A point on a mechanism around which something turns.

a)

pivot point

b)

contact point

c)

support joint

d)

fixed axis

e)

hinge plate

28.

Find the right option to the following statement: A system of connected gears in which one or more gears travel around a central stationary gear.

a)

planetary geartrain

b)

spur gear system

c)

helical gearset

d)

bevel gear system

e)

compound gearbox

29.

Find the right option to the following statement: A quantity indicating the rate at which energy is consumed or transferred.

a)

power

b)

force

c)

work

d)

pressure

e)

velocity

30.

Find the right option to the following statement: A stage in the four-stroke cycle in which heat ignites the compressed fuel and air, forcing the piston downward.

a)

power stroke

b)

intake stroke

c)

compression stroke

d)

exhaust stroke

e)

ignition cycle

31.

Find the right option to the following statement: Force that is produced when something pushes or squeezes something else.

a)

pressure

b)

power

c)

energy

d)

work

e)

torque

32.

Find the right option to the following statement: A unit that measures angles and represents the angle formed by an arc length equal to a circle’s radius.

a)

radian

b)

degree

c)

rotation

d)

cycle

e)

vector

33.

Find the right option to the following statement: Energy emission in the form of a wave or particles.

a)

radiation

b)

conduction

c)

convection

d)

absorption

e)

reflection

34.

Find the right option to the following statement: The distance between the center of a circle or sphere and its outer edge.

a)

radius

b)

diameter

c)

circumference

d)

arc

e)

axis

35.

Find the right option to the following statement: A complete 360-degree rotation that returns something to its starting position or orientation.

a)

revolution

b)

rotation

c)

cycle

d)

turn

e)

orbit

36.

Find the right option to the following statement: A fixed internal gear that encircles a planetary geartrain.

a)

ring gear

b)

sun gear

c)

planet gear

d)

spur gear

e)

idler gear

37.

Find the right option to the following statement: The movement of an object in a circle around its center.

a)

rotational motion

b)

linear motion

c)

translational motion

d)

oscillatory motion

e)

reciprocal motion

38.

Find the right option to the following statement: The number of complete rotations around an axis that something can complete in one minute.

a)

RPM

b)

RPS

c)

angular speed

d)

rotation rate

e)

cycle frequency

39.

Find the right option to the following statement: The number of complete rotations around an axis that something can complete in one second.

a)

RPS

b)

RPM

c)

angular velocity

d)

turn rate

e)

cycle speed

40.

Find the right option to the following statement: A gear that travels around the sun gear in a planetary geartrain.

a)

planet gear

b)

ring gear

c)

sun gear

d)

idler gear

e)

drive gear

41.

Find the right option to the following statement: Being part of a series or collection.

a)

serial

b)

parallel

c)

random

d)

isolated

e)

independent

42.

Find the right option to the following statement: A mechanism that slides a gear along a splined shaft.

a)

shift fork

b)

gear selector

c)

drive shaft

d)

clutch plate

e)

axle hub

43.

Find the right option to the following statement: A chain of three or more gears in which each shaft bears only one gear.

a)

simple geartrain

b)

compound geartrain

c)

planetary geartrain

d)

bevel gearset

e)

helical system

44.

Find the right option to the following statement: To move accidentally from a location.

a)

slip

b)

slide

c)

fall

d)

roll

e)

shift

45.

Find the right option to the following statement: A device that creates an electrical spark to ignite fuel.

a)

spark plug

b)

fuel injector

c)

ignition coil

d)

battery terminal

e)

starter motor

46.

Find the right option to the following statement: The amount of heat required to raise the temperature of a particular material.

a)

specific heat

b)

thermal conductivity

c)

heat capacity

d)

latent heat

e)

temperature change

47.

Find the right option to the following statement: The rate at which something moves.

a)

speed

b)

velocity

c)

acceleration

d)

distance

e)

time

48.

Find the right option to the following statement: A carrier designed to accommodate multiple planet gears.

a)

spider

b)

ring gear

c)

sun gear

d)

idler gear

e)

shaft

49.

Find the right definition to the following statement: A destructive test that determines a material’s strength under different types of stress.

a)

stress test

b)

impact test

50.

Find the right definition to the following statement: The relationship between the force applied to a material and its corresponding deformation.

a)

stress-strain curve

b)

load diagram

c)

deformation map

d)

force chart

e)

elastic profile

51.

Find the right option to the following statement: A reservoir that collects oil at the bottom of an engine.

a)

sump

b)

tank

c)

filter

d)

pump

e)

valve

52.

Find the right option to the following statement: A stationary central gear in a planetary geartrain that transfers rotation to the rest of the machine.

a)

sun gear

b)

planet gear

c)

ring gear

d)

spider

e)

drive gear

53.

Find the right definition to the following statement: A precise, realistic drawing of something.

a)

technical drawing

b)

concept sketch

c)

diagram

d)

illustration

e)

schematic

54.

Find the right option to the following statement: The relative ability of a material to transfer heat.

a)

thermal conductivity

b)

specific heat

c)

heat capacity

d)

thermal resistance

e)

thermal expansion

55.

Find the right option to the following statement: Energy released by the movement or vibration of a material’s atoms or molecules.

a)

thermal energy

b)

kinetic energy

c)

chemical energy

d)

mechanical energy

e)

potential energy

56.

Find the right definition to the following statement: A cause of material failure that occurs when an object is subjected to sudden temperature changes.

a)

thermal shock

b)

thermal fatigue

c)

heat transfer

d)

temperature gradient

e)

thermal expansion

57.

Find the right option to the following statement: The science of heat energy and its application for performing work.

a)

thermodynamics

b)

fluid mechanics

c)

heat transfer

d)

materials science

e)

statics

58.

Find the right option to the following statement: The force that causes an object to turn around a point.

a)

torque

b)

power

c)

momentum

d)

pressure

e)

work

59.

Find the right option to the following statement: The relationship between a gearset’s output torque and its input torque.

a)

torque ratio

b)

velocity ratio

c)

gear efficiency

d)

power ratio

e)

speed factor

60.

Find the right option to the following statement: An internal combustion engine that requires only one crankshaft revolution to complete a power cycle.

a)

two-stroke engine

b)

four-stroke engine

c)

diesel engine

d)

rotary engine

e)

hybrid engine

61.

Find the right option to the following statement: Oil added to the fuel of a two-stroke engine to provide extra lubrication.

a)

two-stroke oil

b)

engine coolant

c)

gear oil

d)

hydraulic fluid

e)

motor grease

62.

Find the right option to the following statement: A device that controls fluid flow by opening and closing.

a)

valve

b)

pump

c)

filter

d)

nozzle

e)

reservoir

63.

Find the right option to the following statement: The relationship between a gearset’s output speed and its input speed.

a)

velocity ratio

b)

torque ratio

c)

gear load

d)

rotation rate

e)

speed factor

64.

Find the right option to the following statement: An NDT technique used to confirm the strength and integrity of a weld.

a)

weld inspection

b)

weld verification

c)

stress testing

d)

fracture analysis

e)

material sampling

65.

Find the right definition to the following statement: A quantity indicating the transfer of energy measured by force multiplied by distance.

a)

work

b)

power

c)

energy

d)

force

e)

pressure

66.

Find the right option to the following statement: A material failure involving bending or deformation before breakage.

a)

yield

b)

brittle failure

c)

fracture

d)

crack

e)

rupture

67.

ICAO is a UN specialized agency, ….. by States in 1944.

a)

established

b)

made

c)

build

d)

had

e)

helped

68.

ICAO is ….. in Canada, Montreal.

a)

headquartered

b)

located

c)

situated

d)

have

e)

got

69.

The first scientific principles of human flight ….. in the 14-th century.

a)

appeared

b)

came

c)

occurred

d)

put

e)

built

70.

Leonardo de Vinci …. the airscrew and parachute in the 16th century.

a)

designed

b)

invented

c)

developed

d)

supported

e)

assisted

71.

An inventor is….

a)

a person who invented a particular process or device

b)

a person who developed a particular task or system

c)

a person who innovated a particular method or machine

d)

a person who sang songs for the first time

e)

a person who made a first flight

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