A projectile is fired at 30°. Neglecting friction, the change in kinetic energy when

A Projectile Is Fired At 30 Neglecting Friction The Change Physics Question

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.

Related Questions:

  1. Diameter of the objective of a telescope is 200 cm. What is the resolving power
  2. A force acts on a 3.0 g particle in such a way that the position of the particle
  3. The initial rate of increase of current, when a battery of emf 6 V is connected
  4. A current of 2 A is made to flow through a coil which has only one turn. The magnetic
  5. If force is proportional to square of velocity, then the dimension of proportionality

Topics: Motion in Plane (93)
Subject: Physics (2479)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*