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A force of 10 newton acts on a body of mass 20 kg for 10 seconds. Change in its momentum is
Options
(a) 5 kg. ms⁻¹
(b) 200 kg. ms⁻¹
(c) 100 kg. ms⁻¹
(d) 1000 kg. ms⁻¹
Correct Answer:
100 kg. ms⁻¹
Explanation:
Given: Force = 10 and time = 10
Change in momentum = Impulse = Force × time
= 10 × 10 = 100 kg. ms⁻¹
Related Questions: - A liquid wets a solid completely. The meniscus of the liquid in a sufficiently long
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A liquid wets a solid completely. The meniscus of the liquid in a sufficiently long
- Two sources of sound placed close to each other are emitting progressive waves
- A tuning fork vibrates with 2 beats in 0.04 second. The frequency of the fork is
- A charged particle with a velocity 2×10³ ms⁻¹ passes undeflected through electric field
- When ultraviolet rays are incident on metal plate, then photoelectric effect
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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