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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
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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 boils when its vapour pressure equals
- The wavelength of kα, X-rays produced by an X-ray tube 0.76Å. The atomic number
- A single slit Fraunhogger diffraction pattern is formed with white light.
- A point charge q is placed at a distance x/2 directly above the centre of a cube
- The horizontal component of earth’s magnetic field at a place is 3×10⁻⁴ T
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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