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11th Class Physics Chapter Work ,Power and Energy MCQs:
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Sindh -> 11th Class -> Physics -> Work ,Power and Energy
Question:
When a body moves vertically upward, the work done will be:
A:
Positive
B:
Maximum
C:
Zero
D:
Negative
Answer: D
Answer
Submitted By:
salman bin arif
Discussion Form
Question:
One horse power is equal to:
A:
746 watt
B:
400 watt
C:
580 watt
D:
70 watt
Answer: A
Answer
Submitted By:
salman bin arif
Discussion Form
Question:
Kilo watt hour is the unit of :
A:
Force
B:
Energy
C:
Power
D:
Velocity
Answer: B
Answer
Submitted By:
salman bin arif
Discussion Form
Question:
The rate of doing work is called:
A:
Power
B:
Energy
C:
Force
D:
Inertia
Answer: A
Answer
Submitted By:
salman bin arif
Discussion Form
Question:
The unit of power in British Engineering system is:
A:
Watt
B:
Horse Power
C:
Joule
D:
Kilowatt
Answer: B
Answer
Submitted By:
salman bin arif
Discussion Form
Question:
When the direction of force is opposite to the direction of displacement, then the work done will be:
A:
Positive
B:
Negative
C:
Zero
D:
Power
Answer: B
Answer
Submitted By:
salman bin arif
Discussion Form
Question:
Work is said to be done when a body is moved through certain distance by the action of:
A:
Energy
B:
Force
C:
Power
D:
Momentum
Answer: B
Answer
Submitted By:
salman bin arif
Discussion Form
Question:
Electron volt is a unit of:
A:
Power
B:
Voltage
C:
Energy
D:
Chare
Answer: C
Answer
Submitted By:
salman bin arif
Discussion Form
Question:
Work has the dimensions as that of:
A:
Torque
B:
Angular momentum
C:
Power
D:
Linear momentum
Answer: A
Answer
Submitted By:
salman bin arif
Discussion Form
Question:
The work done by the centripetal force is always:
A:
Positive
B:
Zero
C:
Maximum
D:
Negative
Answer: B
Answer
Submitted By:
salman bin arif
Discussion Form
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