Work and Energy - ICSE STD 6 PHYSICS Questions - Vidyadip

Question types

Work and Energy question types

52 questions across 7 question groups — pick any mix to generate a PHYSICS paper with step-by-step answer keys.

52

Questions

7

Question groups

5

Question types

MCQ

[1 Mark Question Answer]

[2 Mark Question Answer]

[3 Mark Question Answer]

fill in the blanks.

TRUE / FALSE

Match the following.

Sample Questions

Work and Energy questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1MCQ1 Mark

Which form of energy is possessed by a stretched spring?

✓
Elastic potential
B
Heat

Answer: A.

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Q 2MCQ1 Mark

When a ball is thrown vertically upwards, the gravitational potential energy of the ball

✓
increases
B
decreases
C
remains same
D
none of these

Answer: A.

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Q 3MCQ1 Mark

If the force applied on a body decreases, then the work done on it will

✓
decrease
B
increase
C
remain the same
D
be zero

Answer: A.

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Q 4MCQ1 Mark

No work is said to be done if the angle between the directions of force and displacement is

A
$0^\circ$
✓
$90^\circ$
C
between $0^\circ$ and $90^\circ$
D
$180^\circ$

Answer: B.

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Q 5MCQ1 Mark

In which of the following situations no work is said to be done ?

A
Drawing water from a well
B
Kicking a ball
C
Climbing up a hill
✓
Pushing a wall

Answer: D.

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Q 6[1 Mark Question Answer]1 Mark

Magnetic energy

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Q 7[1 Mark Question Answer]1 Mark

Sound energy

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Q 8[1 Mark Question Answer]1 Mark

Nuclear energy

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Q 9[1 Mark Question Answer]1 Mark

Light energy

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Q 10[1 Mark Question Answer]1 Mark

Heat energy

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Q 11[2 Mark Question Answer]2 Marks

A boy applies a force of 25 N to push a box. Calculate the displacement of the box if the total work done is 225 J.

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Q 12[2 Mark Question Answer]2 Marks

If 1000 J of work is done by a machine to move a body through a distance of 20 m, then find the force applied on the body.

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Q 13[2 Mark Question Answer]2 Marks

Calculate the work done in pushing a cart through a distance of 10 m against the force of friction which is equal to 120 N.

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Q 14[2 Mark Question Answer]2 Marks

Find out the work done when a force of 80 N displaces a body through 5 m.

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Q 15[2 Mark Question Answer]2 Marks

Work is said to be done if a man with a suitcase held in his hand climbs a staircase.

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Q 16[3 Mark Question Answer]3 Marks

Describe the work-energy relationship by giving a suitable example.

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Q 17[3 Mark Question Answer]3 Marks

What is meant by ntechanical energy ? Explain in detail.

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Q 18fill in the blanks.1 Mark

The SI unit of energy is newton.

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Q 19fill in the blanks.1 Mark

The energy possessed by a body by virtue of its position is known as kinetic energy.

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Q 20fill in the blanks.1 Mark

Both kinetic and potential energy are called mechanical energy.

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Q 21fill in the blanks.1 Mark

Sound is a form of energy produced by a vibrating body.

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Q 22fill in the blanks.1 Mark

A coiled spring in a watch has gravitational potential energy.

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Q 23TRUE / FALSE1 Mark

Coal and petroleum are renewable source of energy.

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Q 24TRUE / FALSE1 Mark

Nuclear energy is released when the nucleus of an atom energy.

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Q 25TRUE / FALSE1 Mark

The energy stored in fire crackers is in the form of magnetic energy.

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Q 26TRUE / FALSE1 Mark

If a car and a motorcycle are running at the same speed, then both will have same kinetic energy.

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Q 27TRUE / FALSE1 Mark

Work is said to be done only if a force is applied on a body.

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Q 28Match the following.4 Marks

Column A	Column B
1. Work done	a. sound energy
2. Burning of charcoal	b. solar energy into electrical energy
3. Coiled spring in a watch	c. heat energy
4. Vibrating bodies	d. force X displacement
5. Solar cells	e. elastic potential energy

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