Physics · 2024
JEE Main · 27 January 2024, Shift 2 · Q35
A bullet is fired into a fixed target looses one third of its velocity after travelling 4 cm. It penetrates further D × 10^-3 m before coming to…
A bullet is fired into a fixed target looses one third of its velocity after travelling $\displaystyle 4$ cm. It penetrates further $\displaystyle \mathrm{D} \times 10^{-3} \mathrm{~m}$ before coming to rest. The value of D is :
Official answer
From NTA’s final answer key for this paper.
No correct option: NTA dropped this question in its final answer key.
More from Motion in One Dimension
- A body projected vertically upwards with a certain speed from the top of a tower reaches the ground in t_1. If it is projected vertically downwards…2024
- A particle moves in a straight line so that its displacement x at any time t is given by x^2=1+t^2. Its acceleration at any time t is x^-n where n=…2024
- A body starts moving from rest with constant acceleration covers displacement S_1 in first (p-1) seconds and S_2 in first p seconds. The displacement…2024
- A train starting from rest first accelerates uniformly up to a speed of 80 km / h for time t, then it moves with a constant speed for time 3 t. The…2024
- The motion of an airplane is represented by velocity-time graph as shown below. The distance covered by airplane in the first 30.5 second is ____ km.2025
- A body travels 102.5 m in n^th second and 115.0 m in (n+2)^th second. The acceleration is:2024
- A particle is moving in a straight line. The variation of position ' x ' as a function of time ' t ' is given as x=(t^3-6 t^2+20 t+15) m. The…2024
- A particle moves along the x -axis and has its displacement x varying with time t according to the equation: x=c_0(t^2-2)+c(t-2)^2 where c_0 and c…2025
JEE Main 2024 Physics question, with the answer from NTA’s final answer key. Where our answers come from.