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A projectile is fired at 30°. Neglecting friction, the change in kinetic energy when it returns to the ground will be
Options
(a) zero
(b) 30%
(c) 60%
(d) 100%
Correct Answer:
zero
Explanation:
In case of projectile motion,
K.E. at projection = K.E. at landing on ground.
Hence there is no change in K.E.
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Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Heat produced in a resistance according to which law?
- When aluminium is added as an impurity to silicon, the resulting material is
- With the decrease of current in the primary coil from 2 amperes to zero value
- Three identical spherical shells, each of mass m and radius r are placed
- A tuning fork of frequency 512 Hz makes 4 beats per second with the vibrating string
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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