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Work and Energy:

The most interesting and important Subject Physics of 9th Class Chapter-06. Student want to know the important Questions and physics notes for 9th class , to prepare it according to BISE Punjab. We are providing the Solution of Student Problems.

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Physics Ch-06, 9th

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1 / 49

The work done in lifting a brick of mass 2kg through a height of 5m above the ground will be ________

10J

100J

2.5J

50J

2 / 49

01-HP = ____________

736 W

726 W

756 W

746 W

3 / 49

What will be the Kinetic Energy of a body, if its Mass is doubled?

Four times

Half

Eight times

Doubled

4 / 49

Increase in P.E is equal to________

Both a & b

Increase in K.E

No effect

Decrease in K.E

5 / 49

If the velocity of a body becomes double, then its kinetic energy will ___________

Become Half

Becomes Four Times

Becomes Double

Remains The Same

6 / 49

When a ball is lifted to a height ‘H’ from the ground, it will possess ____________ energy.

Kinetic

Mechanical

Gravitational Potential

Elastic Potential

7 / 49

Ability of a body to do work is known as________

Force

Momentum

Energy

Power

8 / 49

Work done will be __________ if no force act on the body.

Minimum

All of these

Zero

Maximum

9 / 49

Energy is _________ Quantity.

Vector

Base

None of these

Scalar

10 / 49

In Einstein’s mass-energy equation, “c” is the ________

Speed of Light

Speed of Sound

Speed of Electron

Speed of Earth

11 / 49

Unit of Energy in System International is__________

Joule

Coulomb

Watt

Newton

12 / 49

What will be the power of a machine, which is doing 10-J work in 5-Seconds?

2 W

25 W

10 W

50 W

13 / 49

For work ____ conditions should be fulfilled.

14 / 49

The kinetic energy of a body of mass 2kg is 25J. its speed is _____

50m/s

5m/s

12.5m/s

1.5m/s

15 / 49

Total energy of the system______

Remains Same

Decreases

All of these

Increases

16 / 49

The energy stored in coal is ____________

Heat Energy

Kinetic Energy

Nuclear Energy

Chemical Energy

17 / 49

Decrease in K.E is equal to___________

No effect

Increase in P. E

Decrease in P. E

Both a & b

18 / 49

How many types of mechanical energy are?

19 / 49

For the propagation of signals in our body ____________ energy is used.

Electrical

Heat

Chemical

Mechanical

20 / 49

Work done will be maximum if displacement is _____________ to force.

Tangent

Parallel

Perpendicular

Normal

21 / 49

How much power is used by a 40-kg athlete by climbing 10-M high ladder in 10-Sec_____

400W

40 W

4 W

4000W

22 / 49

Ability of a body to do work due to its position is called _________ energy.

Potential

Kinetic

Mechanical

All of these

23 / 49

Unit of Power is__________

Watt

Newton

Joule

Coulomb

24 / 49

Product of Force and Distance covered in the direction of force is called _______

Resistance

Work

Specific Heat

Acceleration

25 / 49

Which unit is equal to kgm²s^-2 in the units given below_________

Newton

Joule

Watt

Meter

26 / 49

What will be the kinetic energy of a car of mass 1000kg moving with a velocity of 20ms^-1?

2 x 10² J
2 x 10³ J
2 x 10⁵ J
2 x 10⁷ J

which option is correct

Option-1

Option-4

Option-2

Option-3

27 / 49

Energy of the water stored in the Dam is________

Kinetic Energy

Mechanical Energy

Gravitational Potential Energy

Elastic Potential Energy

28 / 49

A Bowler during playing Cricket throws a ball of mass 200-g with a velocity of 20 ms^-1. Its Kinetic Energy will be_______

40 J

4000 J

400 J

29 / 49

If the direction of motion of the force is perpendicular to the direction of motion of the body, then work done will be __________

Minimum

None of these

Maximum

Zero

30 / 49

The work done will be zero when the angle between force and distance is ______

60°

180°

90°

45°

31 / 49

A Motor lifts a Weight of 5-N up to the Height of 2-M in 4 Seconds. What will be the power of the motor?

5 W

2.5 W

10 W

20 W

32 / 49

For movement of our body ___________ energy is used.

Mechanical

Electrical

Heat

Chemical

33 / 49

Decrease in P.E is equal to____________

Increase in K. E

Decrease in K. E

Both a & b

No effect

34 / 49

The energy store in a dam is _________

Thermal Energy

Potential Energy

Kinetic Energy

Electrical Energy

35 / 49

What will be the Kinetic Energy of a body if its velocity is doubled?

Half

Four Times

Eight Times

Doubled

36 / 49

Work is ____________ quantity

Scalar

None of these

Vector

Base

37 / 49

When a body is lifted through a height “H”, the work done on it appears in the form of its____

Potential Energy

Elastic Potential Energy

Kinetic Energy

Geothermal Energy

38 / 49

Work done will be count as 1 _________if a force of one Newton acts on the body and it covers the distance of 1 meter in the direction of force.

Watt

Joule

Newton

Coulomb

39 / 49

What will be the magnitude of work if a force of 25-N pulls a Stone through a distance of 5-Meter in its direction____________

25 J

125J

75J

50J

40 / 49

Unit of work is ___________

Both "Nm" & "J"

41 / 49

One Mega Joule is equal to________

10⁶ J
10³ J
10⁹ J
10² J

which option is correct ?

Option-4

Option-1

Option-2

Option-3

42 / 49

Rate of doing work is called__________

Torque

Power

Energy

Momentum

43 / 49

There are ___________ basic kinds of energy.

44 / 49

Increase in K.E is equal to_______

Both a & b

No effect

Decrease in P.E

Increase in P.E

45 / 49

Ability of a body to do work due to its height from the surface of earth is called energy of ________

Chemical Potential

Elastic Potential

Gravitational Potential

Attraction

46 / 49

Rate of doing Work with respect to Time is known as_________

Power

None of these

Energy

Momentum

47 / 49

Energy possessed by a body due to its motion is called ____________ energy.

Mechanical

Potential

All of these

Kinetic

48 / 49

For Maintaining the body Temperature ___________energy is used.

Heat

Electrical

Mechanical

Chemical

49 / 49

Work done will be zero if displacement is __________ to force.

Perpendicular

Tangent

Parallel

Normal

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Let’s see, How Students Solve this . . . . . . . Results . . .

Result:

User Name	Start	Score
Fahim Ul Abbas	00:03:41 Feb 24, 2024	87%
Rana Sarim	11:44:09 Feb 15, 2024	95%
Rana Sarim	11:35:28 Feb 15, 2024	65%
Sana	00:16:51 Feb 13, 2024	83%
M.sadiq	13:26:18 Feb 09, 2024	67%
asma	01:13:43 Feb 01, 2024	63%
Mia	00:25:21 Feb 03, 2024	69%
Arooba	21:29:24 Jan 26, 2024	71%
tred	20:06:41 Jan 26, 2024	46%
Aysha	00:17:36 Jan 08, 2024	67%
Farhan Imtiaz	20:54:55 Dec 29, 2023	81%
Javeria	21:39:28 Dec 25, 2023	46%
aqsa	09:51:36 Dec 16, 2023	75%
mahwish	21:53:20 Dec 03, 2023	79%
M.ZURRAIZ OP	14:14:09 May 22, 2023	53%
MR.M.ZURRAIZ	19:50:48 May 21, 2023	51%
M.ZURRAIZ	05:57:09 May 17, 2023	20%
Ft	19:37:28 May 08, 2023	81%
Fg	19:27:30 May 08, 2023	46%
arslan	21:53:02 Mar 13, 2023	81%
TZ	19:55:30 Feb 26, 2023	85%
TZ	19:38:04 Feb 26, 2023	63%
Aqeedat	13:13:12 Feb 04, 2023	100%
Aina	10:25:13 Feb 03, 2023	79%
Zainab	05:22:51 Jan 27, 2023	95%
Zainab	18:26:10 Jan 26, 2023	93%
Zainab	18:20:49 Jan 26, 2023	85%
Zainab	17:46:21 Jan 26, 2023	69%
fatima	04:11:03 Nov 16, 2022	32%
M.Shawaiz	09:24:15 Nov 12, 2022	85%
Fatima Nasir	16:19:34 Nov 09, 2022	91%
Fatima Nasir	16:08:02 Nov 09, 2022	79%
M.Shawaiz	19:49:59 Oct 30, 2022	0%
M.Shawaiz	19:16:30 Oct 30, 2022	28%
M.Shawaiz	19:06:03 Oct 30, 2022	36%
Fatima	11:20:14 Oct 25, 2022	93%
Fatima	00:14:48 Oct 25, 2022	85%
saim	00:01:37 Oct 18, 2022	36%
Fasahat	14:16:58 Sep 20, 2022	38%
Aina	13:56:12 Sep 20, 2022	59%
Azan	04:24:52 Jul 21, 2022	65%
amna	02:08:28 May 15, 2022	97%
Farwa	18:09:23 Apr 11, 2022	67%
Hassan	16:54:33 Aug 07, 2021	40%
Wajahat	04:26:24 Apr 19, 2021	100%
Wajahat	04:22:15 Apr 19, 2021	95%
Wajahat	04:15:43 Apr 19, 2021	89%
Wajahat	04:03:31 Apr 19, 2021	44%

MCQs PHYSICS 9TH CHAPTER # 06

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NUMERICAL PHYSICS 9TH CHAPTER # 06

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LONG QUESTIONS PHYSICS 9TH CHAPTER # 06

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TEXT BOOK EXERCISE SOLUTION PHYSICS 9TH CHAPTER # 06

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Physics Notes, Numerical for Class 9th

If your are talking about the Study material of Class 9th Physics Notes chapter-06, Physics Notes for 9th Class Chapter-06, eStudent.pk is providing same helpful content against each chapter of Physics Class 9 notes pdf downloadable format of PTB book. For each chapter there are short questions, long question, multiple-choice questions, and numerical. Similarly, in the case of extra material, there are long questions, short questions, and multiple-choice questions. So, every student can check these notes and prepare for exams.

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