Physics MCQs for Class 9 with Answers Chapter 5

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Physics MCQs for Class 9 with Answers


O maximum height the P.E of the body is:
Zero
Maximum
Minimum
None of these

Solar cell is are also known as:
Electric cell
Photo Cell
Sun cells
Nuclear cells

The S.I unit of power is:
Newton
Watt
Joule
Coulomb

The energy possessed by a body due to height is called:
P.E
K.E
Both
None

The work is negative if the angle between force and displacement is:
45°
90°
180°

Rate of doing work is called:
Energy
Torque
Power
Moment

In Einstein’s mass-energy equation, c is the
Speed of sound
Speed of light
Speed of electron
Speed of Earth

Work done is maximum when angle between force and displacement is:
45°
60°
90°

Kinetic energy is possessed by a body by:
Virtue of motion
Height
Rest
Nil

The S.I unit of work is :
J
N
Kg
m

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