Select Chapter Topics:

1. | \(4 T\) | 2. | \(\dfrac{T}{4}\) |

3. | \(\sqrt{2} T\) | 4. | \(T\) |

Subtopic: Uniform Circular Motion |

65%

From NCERT

NEET - 2024

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A horizontal force \(10~\text N\) is applied to a block \(A\) as shown in figure. The mass of blocks \(A\) and \(B\) are \(2~\text{kg}\) and \(3~\text{kg}\), respectively. The blocks slide over a frictionless surface. The force exerted by block \(A\) on block \(B\) is :

1. \(4~\text N\)

2. \(6~\text N\)

3. \(10~\text N\)

4. zero

1. \(4~\text N\)

2. \(6~\text N\)

3. \(10~\text N\)

4. zero

Subtopic: Application of Laws |

69%

From NCERT

NEET - 2024

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If \(F=\alpha t^2-\beta t\) is the magnitude of the force acting on a particle at an instant \(t\) then the time, at which the force becomes constant, is (where \(\alpha\) and \(\beta\) are constants):

1. | \(\dfrac{\beta}{\alpha}\) | 2. | \(\dfrac{\beta}{2\alpha}\) |

3. | \(\dfrac{2\beta}{\alpha}\) | 4. | zero |

Subtopic: Types of Forces |

68%

From NCERT

NEET - 2024

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A bob is whirled in a horizontal circle by means of a string at an initial speed of \(10\) rpm. If the tension in the string is quadrupled while keeping the radius constant, the new speed is:

1. | \(20\) rpm | 2. | \(40\) rpm |

3. | \(5\) rpm | 4. | \(10\) rpm |

Subtopic: Uniform Circular Motion |

63%

From NCERT

NEET - 2024

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A box of mass \(5 ~\text{kg}\) is pulled by a cord, up along a frictionless plane inclined at \(30^\circ\) with the horizontal. The tension in the cord is \(30~\text N.\) The acceleration of the box is:

(Take g = \(10~\text{ms}^{-2}\)):

1. \(2~\text{ms}^{-2}\)

2. zero

3. \(0.1~\text{ms}^{-2}\)

4. \(1~\text{ms}^{-2}\)

(Take g = \(10~\text{ms}^{-2}\)):

1. \(2~\text{ms}^{-2}\)

2. zero

3. \(0.1~\text{ms}^{-2}\)

4. \(1~\text{ms}^{-2}\)

Subtopic: Tension & Normal Reaction |

71%

From NCERT

NEET - 2024

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A \(1\) kg object strikes a wall with velocity \(1\) ms^{–1} at an angle of \(60^\circ\) with the wall and reflects at the same angle. If it remains in contact with the wall for \(0.1\) s, then the force exerted on the wall is:

1. \(30\sqrt3~\text N\)

2. zero

3. \(10\sqrt3~\text N\)

4. \(20\sqrt3~\text N\)

1. \(30\sqrt3~\text N\)

2. zero

3. \(10\sqrt3~\text N\)

4. \(20\sqrt3~\text N\)

Subtopic: Newton's Laws |

80%

From NCERT

NEET - 2023

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A block of mass \(2\) kg is placed on inclined rough surface \(AC\) (as shown in the figure) of coefficient of friction \(\mu.\) If \(g=10\) ms^{–1}, the net force (in N) on the block will be:

1. \(10\sqrt3\)

2. zero

3. \(10\)

4. \(20\)

1. \(10\sqrt3\)

2. zero

3. \(10\)

4. \(20\)

Subtopic: Friction |

63%

From NCERT

NEET - 2023

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Calculate the maximum acceleration of a moving car so that a body lying on the floor of the car remains stationary. The coefficient of static friction between the body and the floor is \(0.15\). (take \(g=10\) ms^{–2})

1. | \(50\) ms^{–2} |
2. | \(1.2\) ms^{–2} |

3. | \(150\) ms^{–2} |
4. | \(1.5\) ms^{–2} |

Subtopic: Friction |

79%

From NCERT

NEET - 2023

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A football player is moving southward and suddenly turns eastward with the same speed to avoid an opponent. The force that acts on the player while turning is:

1. | along south-west | 2. | along eastward |

3. | along northward | 4. | along north-east |

Subtopic: Newton's Laws |

52%

From NCERT

NEET - 2023

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The distance covered by a body of mass \(5\) g having linear momentum \(0.3\) kg-m/s in \(5\) s is:

1. \(300\) m

2. \(30\) m

3. \(3\) m

4. \(0.3\) m

1. \(300\) m

2. \(30\) m

3. \(3\) m

4. \(0.3\) m

Subtopic: Newton's Laws |

69%

From NCERT

NEET - 2022

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