NEW
Font size
S
M
L
XL
WorksheetsWorkshop Calculation and Science - 1 Year - Module 4 & 5 part 2
Total questions: 22
Worksheet time: 11mins
Name
Class
Date
1.
What is the unit of acceleration of an object?
a)
Metre/second
b)
Metre/second²
c)
Metre/minutes
d)
Metre/minutes²
2.
What is the acceleration of a car if the speed of the car has increased from 25 km per hour to 40 km per hour in one minute?
a)
0.059 m/sec²
b)
0.59 m/sec²
c)
0.069 m/sec²
d)
0.69 m/sec²
3.
What is the retardation of a car moving with a velocity of 50 km/hr is brought to rest in 45 seconds?
a)
0.40 m/sec²
b)
0.30 m/sec²
c)
0.20 m/sec²
d)
0.10 m/sec²
4.
What is the acceleration of an aeroplane taking off from landing field has to run 700 metres if it leaves the ground in 10 seconds from the start?
a)
8 metre/sec²
b)
10 metre/sec²
c)
12 metre/sec²
d)
14 metre/sec²
5.
What maximum height a stone will reach if it is thrown upwords with a velocity of 20m/sec?(g = 10m/sec2)
a)
10 m
b)
20 m
c)
30 m
d)
40 m
6.
What is the work done in unit time?
a)
Energy
b)
Power
c)
Force
d)
Acceleration
7.
What is the capacity of a body to do work is called?
a)
Energy
b)
Power
c)
Acceleration
d)
Force
8.
What is the ratio of power output to power input?
a)
Work
b)
Energy
c)
Efficiency
d)
Acceleration
9.
What is called if a force of 1Newton acts on a body and moves it through a distance of 1 metre?
a)
1 Joule
b)
10 Joules
c)
1 dyne
d)
10 dynes
10.
How many ergs for 1 Joule?
a)
103 ergs
b)
105 ergs
c)
107 ergs
d)
109 ergs
11.
How many newtons for 1 kilogram?
a)
981 Newtons
b)
98.1 Newtons
c)
9.81 Newtons
d)
0.981 Newtons
12.
How many watts for 1 horse power in metric system?
a)
725.5 watts
b)
735.5 watts
c)
745.5 watts
d)
755.5 watts
13.
How many watts for 1 horse power in British system?
a)
726 watts
b)
736 watts
c)
746 watts
d)
756 watts
14.
What is the equvalent unit for 1horse power in metric system?
a)
75 kg.m/sec
b)
76 kg.m/sec
c)
77 kg.m/sec
d)
78 kg.m/sec
15.
What is the formula for potential energy?
a)
mgh joule
b)
mgh² joule
c)
1/2 mgh joule
d)
2/3 mgh joule
16.
What is the formula for kinetic energy?
a)
1/2 mv joule
b)
1/2 mv² joule
c)
2/3 mv² joule
d)
2/3 mv joule
17.
How much work done in one hour, if a pump can raise 100 liters of water through a height of 200 meters in one minutes?
a)
12 x 104 kg meter
b)
12 x 105 kg meter
c)
12 x 106 kg meter
d)
12 x 107 kg meter
18.
What is the work done, if a force of 250 newtons acted upon a body and the body has been moved through a distance of 15 metres?
a)
3720 Joules
b)
3730 Joules
c)
3740 Joules
d)
3750 Joules
19.
What is the potential energy, if a body of mass 250 kg is at a height of 30 metre?
a)
72.57 KJ
b)
73.57 KJ
c)
74.57 KJ
d)
75.57 KJ
20.
What is the potential energy in a body of mass 10 kg kept on the top of a pole 20 metres height?
a)
1942 Joules
b)
1952 Joules
c)
1962 Joules
d)
1972 Joules
21.
What is the work done in joules if a load of 15.5 kg is lifted through a height of 4.4 metres?
a)
639 Joules
b)
649 Joules
c)
659 Joules
d)
669 Joules
22.
What is the kinetic energy of a bullet of mass 5gm travels with a speed of 500 m/sec?
a)
620 Joules
b)
625 Joules
c)
630 Joules
d)
635 Joules
Reset
