WorksheetsIA - EIM
Total questions: 15
Worksheet time: 9mins
Name
Class
Date
1.
A small drilling machine with a chuck capacity of ¼” to 3/8”. It is used in making holes on metal sheets and concrete walls.
a)
grinder
b)
electric motor
c)
electric drill
d)
sander
2.
This is a circuit protective device that automatically blows and cut the current when an over load or short circuit happens.
a)
switch
b)
alternator
c)
dry cell
d)
fuse
3.
This is a rectangular shaped metallic or plastic (PVC) material in which flush type convenience outlet and switch are attached.
a)
junction box
b)
pull box
c)
utility box
d)
square box
4.
Are electrical materials used as the passage of wires for protection and Insulation.
a)
conduits
b)
insulators
c)
conductors
d)
clamp holder
5.
Is an octagonal shaped electrical material where the connections or joints of wires are being done. It is also where the flush type lamp holder is attached.
a)
Utility box
b)
junction box
c)
octagon box
d)
pull box
6.
The process where you identify hazards, analyze or evaluate the risk associated with that hazard, and determine appropriate ways to eliminate or control the hazard.
a)
Administrative control
b)
Eliminate hazard
c)
Assess the risk
d)
identify the hazard
7.
In a 220-volt power line, three 50-watt incandescent bulbs are connected in parallel. How many more bulbs will light if one of the bulbs is open?
a)
1
b)
2
c)
all
d)
none
8.
Which term refers to that switch or outlet body that is embedded or hidden in the wall?
a)
Surface type
b)
Flush type
c)
Concealed type
d)
Open type
9.
What device automatically breaks the circuit the moment an overload or short circuit occurs?
a)
Breaker switch
b)
Overload
c)
Circuit breaker
d)
Main switch
10.
If two identical lamps give normal light when connected in parallel in a 230v line are reconnected in series in the same line, the bulb will ________.
a)
give more light
b)
not light
c)
give less light
d)
blows out
11.
Which of the following circuit configurations has the same amount of voltage drop across each of its components?
a)
parallel
b)
series-parallel
c)
series
d)
combination
12.
The standard number or diameter of wires for convenience outlet layout should be?
a)
12
b)
14
c)
16
d)
10
13.
A 200-v lamp has a resistance of 400 ohms. The power rating in watts of lamp is ________.
a)
100 w
b)
600 w
c)
200 w
d)
250 w
14.
The resistance of a 230v incandescent lamp is 300 ohms. What current is required to operate the lamp?
a)
0.85 A
b)
1.30 A
c)
0.77 A
d)
7.74 A
15.
Find the cost of using a 100W, 220V lamp for 10 hours at P3.00 per kW-hr?
a)
P6.00
b)
P3.00
c)
P9.00
d)
P12.00
100 %
