1.
Which object has maximum kinetic energy?
A
A stationary car
B
A slowly moving bicycle
C
A fast-moving truck
D
A parked bus
2.
Which formula represents work done?
A
Work = Force / Distance
B
Work = Force × Distance
C
Work = Mass × Acceleration
D
Work = Power × Time
3.
What is meant by work done in physics?
A
Force applied without movement
B
Movement without force
C
Force causing displacement
D
Energy stored in an object
4.
Temperature is a measure of:
A
Mass
B
Density
C
Average kinetic energy of particles
D
Volume
5.
The SI unit of power is:
A
Joule
B
Newton
C
Watt
D
Ampere
6.
If force is applied but no displacement occurs, the work done is:
A
Maximum
B
Minimum
C
Zero
D
Negative
7.
Energy stored due to height is called:
A
Kinetic energy
B
Thermal energy
C
Gravitational potential energy
D
Electrical energy
8.
Calibration of thermometer means:
A
Cleaning the thermometer
B
Marking temperature scale
C
Filling liquid
D
Measuring pressure
9.
When a body falls freely, its potential energy is converted into:
A
Chemical energy
B
Heat energy
C
Kinetic energy
D
Sound energy
10.
Which law states that energy cannot be created or destroyed?
A
Newton’s first law
B
Law of inertia
C
Law of conservation of energy
D
Ohm’s law
11.
How is the volume of an irregular solid measured?
A
Using ruler
B
Using measuring tape
C
By water displacement method
D
By thermometer
12.
Which of the following is a renewable energy source?
A
Coal
B
Petroleum
C
Solar energy
D
Natural gas
13.
The SI unit of work is:
A
Watt
B
Newton
C
Joule
D
Pascal
14.
What is plasma?
A
Cold gas
B
Liquid with ions
C
Ionized gas
D
Heated solid
15.
Why is mercury suitable for thermometers?
A
It is colorful
B
It sticks to glass
C
It expands uniformly
D
It freezes easily
16.
Sensitivity of thermometer depends on:
A
Length of stem
B
Thickness of bulb
C
Volume of bulb and capillary
D
Color of liquid
17.
Which state of matter has the weakest intermolecular forces?
A
Solid
B
Liquid
C
Gas
D
Plasma
18.
Which state of matter has a fixed shape?
A
Liquid
B
Gas
C
Solid
D
Plasma
19.
According to conservation of energy, total energy remains:
A
Increasing
B
Decreasing
C
Constant
D
Zero
20.
Which apparatus is used to measure volume of liquids?
A
Balance
B
Thermometer
C
Measuring cylinder
D
Spring balance
21.
Upper fixed point of a Celsius thermometer is:
A
0°C
B
50°C
C
100°C
D
212°C
22.
What is the SI unit of density?
A
kg
B
m³
C
kg/m³
D
g/cm³
23.
Power is defined as:
A
Work done per unit time
B
Energy stored
C
Force applied
D
Distance covered
24.
Efficiency is the ratio of:
A
Output energy to input energy
B
Input energy to output energy
C
Force to distance
D
Mass to velocity
25.
Which is an example of plasma?
A
Ice
B
Steam
C
Sun
D
Water
26.
Which of the following is a form of energy?
A
Force
B
Mass
C
Heat
D
Distance
27.
Which energy source is non-renewable?
A
Wind
B
Hydel
C
Coal
D
Solar
28.
Energy possessed by a moving object is called:
A
Potential energy
B
Chemical energy
C
Kinetic energy
D
Heat energy
29.
Energy is defined as:
A
Force applied on an object
B
Ability to do work
C
Speed of an object
D
Mass of an object
30.
Which formula represents density?
A
Density = Volume / Mass
B
Density = Mass × Volume
C
Density = Mass / Volume
D
Density = Weight / Volume
31.
Range of thermometer means:
A
Accuracy
B
Maximum and minimum measurable temperature
C
Speed of response
D
Sensitivity
32.
Which liquid is commonly used in a liquid-in-glass thermometer?
A
Water
B
Alcohol
C
Mercury
D
Oil
33.
If more work is done in less time, power will be:
A
Less
B
Zero
C
More
D
Negative
34.
Which quantity is needed to calculate density?
A
Force
B
Pressure
C
Mass and volume
D
Temperature and mass
35.
Gravitational potential energy depends on:
A
Speed
B
Height
C
Time
D
Temperature
36.
A machine that works without energy loss is called:
A
Simple machine
B
Ideal machine
C
Complex machine
D
Heat engine
37.
Which unit is used for energy?
A
Newton
B
Watt
C
Joule
D
Volt