RE-NEET2026Physics-Kinematics

RE-NEET 2026 Physics Average Speed MCQ Question

Type: MCQ-numerical-Medium

Consider a particle moving along a straight line, whose position as a function of time is given by s(t)=αtβt+γs(t) = \alpha t^²⁻ \beta t + \gamma, where α=1\alpha = 1 m/s², β=6\beta = 6 m/s and γ=5\gamma = 5 m. The average speed of the particle, in m/s, from t = 0 to t = 6 is:

A

6

B

3

C

0

D

12

Correct Answer

Option B

Detailed Explanation

The average speed is the total distance traveled divided by the time interval. Calculate the position at t = 0 and t = 6, find the total distance, and divide by 6 seconds.

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