# A ball of mass $$0.15~\text{kg}$$ is dropped from a height $$10~\text{m}$$, strikes the ground, and rebounds to the same height. The magnitude of impulse imparted to the ball is $$(g=10 ~\text{m}/\text{s}^2)$$ nearly: 1. $$2.1~\text{kg-m/s}$$ 2. $$1.4~\text{kg-m/s}$$ 3. $$0~\text{kg-m/s}$$ 4. $$4.2~\text{kg-m/s}$$

Subtopic:  Application of Laws |
56%
From NCERT
NEET - 2021
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A 1 kg stationary bomb explodes in three parts having mass 1 : 1 : 3 respectively. If parts having the same mass move in a perpendicular direction with a velocity of 30 m${s}^{-1}$, then the velocity of the bigger part will be:

1.  $10$ $\sqrt{2}$ $m{s}^{-1}$

2. $\frac{10}{\sqrt{2}}m{s}^{-1}$

3. $15$ $\sqrt{2}$ $m{s}^{-1}$

4.  $\frac{15}{\sqrt{2}}m{s}^{-1}$

Subtopic:  Application of Laws |
82%
From NCERT
AIPMT - 2001
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A man weighs 80 kg. He stands on a weighing scale in a lift that is moving upwards with a uniform acceleration of 5m/s2. What would be the reading on the scale? (g = 10 m/s2)

1. Zero

2. 400 N

3. 800 N

4. 1200 N

Subtopic:  Application of Laws |
83%
From NCERT
AIPMT - 2003
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A monkey weighing $$20$$ kg is holding a vertical rope. The rope will not break when a mass of $$25$$ kg is suspended from it but will break if the mass exceeds $$25$$ kg. What is the maximum acceleration with which the monkey can climb up the rope? ($$g = 10$$ m/s2)
1. $$5$$ m/s2
2. $$10$$ m/s2
3. $$25$$ m/s2
4. $$2.5$$ m/s2

Subtopic:  Application of Laws |
77%
From NCERT
AIPMT - 2003
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On the horizontal surface of a truck, a block of mass 1 kg is placed (µ = 0.6) and the truck is moving with an acceleration of 5 m/s2. The frictional force on the block will be:
1.  5 N
2.  6 N
3.  5.88 N
4.  8 N

Subtopic:  Friction |
62%
From NCERT
AIPMT - 2001
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A cricketer catches a ball of mass $$150~\mathrm{gm}$$ in $$0.1$$ $$\mathrm{s}$$ moving with a speed of $$20~\mathrm{ms^{-1}}$$. Then he experiences a force of:
1. $$300~\mathrm{N}$$
2. $$30~\mathrm{N}$$
3. $$3~\mathrm{N}$$
4. $$0.3~\mathrm{N}$$

Subtopic:  Newton's Laws |
85%
From NCERT
AIPMT - 2001
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If a lift of mass 1000 Kg is moving with an acceleration of 1 m/s2 in an upward direction, then the tension developed in the string that is connected to the lift is:

1. 9800 N

2. 10, 800 N

3. 11000 N

4. 10, 000 N

Subtopic:  Application of Laws |
From NCERT
AIPMT - 2002
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A block of mass 10 kg is placed on a rough horizontal surface with a coefficient of friction µ = 0.5. If a horizontal force of 100 N acts on the block, then the acceleration of the block will be:

1. 10 m/s2

2. 5 m/s2

3. 15 m/s2

4. 0.5 m/s2

Subtopic:  Friction |
89%
From NCERT
AIPMT - 2002
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An object of mass $$3$$ kg is at rest. Now if a force of $$\overrightarrow{F} = 6 t^{2} \hat{i} + 4 t \hat{j}$$ is applied to the object, then the velocity of the object at $$t =3$$ second will be:
1. $$18 \hat{i} + 3 \hat{j}$$

2. $$18 \hat{i} + 6 \hat{j}$$

3. $$3 \hat{i} + 18 \hat{j}$$

4. $$18 \hat{i} + 4 \hat{j}$$

Subtopic:  Newton's Laws |
73%
From NCERT
AIPMT - 2002
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The coefficient of static friction, $$\mu_s,$$ between block A of mass $$2$$ kg and the table as shown in the figure is $$0.2$$. What would be the maximum mass value of block B so that the two blocks do not move? The string and the pulley are assumed to be smooth and massless. (Take $$g=10$$ m/s2

1. $$4.0$$ kg
2. $$0.2$$ kg
3. $$0.4$$ kg
4. $$2.0$$ kg

Subtopic:  Friction |
81%
From NCERT
AIPMT - 2004
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