MCQ
When a train is at rest, rain drops fall vertically. When it moves along east with a velocity equal to that of rain, the rain will appear to fall, for a passenger in the train
  • A
    Along north-east
  • B
    Along north-west
  • C
    From upwards
  • $45^o$ to vertical

Answer

Correct option: D.
$45^o$ to vertical
d

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Wind is blowing in the north direction at speed of $2 \,\,m/s$ which causes the rain to fall at some angle with the vertical. With what velocity should a cyclist drive so that the rain appears vertical to him :
Imagine the situation in which the given arrangement is placed inside a trolley that can move only in the horizontal direction, as shown in figure. If the trolley is accelerated horizontally along the positive $x$ -axis with $a_0$, then Identify the correct statement $(s)$ related to the tension $T$ in the string
When a body is lying on a rough inclined plane and does not move, the force of friction
If the range of a gun which fires a shell with muzzle speed $V$ is $R$, then the angle of elevation of the gun is
The motion of a particle varies with time according to the relation $y = a(\sin \omega \,t + \cos \omega \,t)$, then
A projectile is thrown with velocity $v$ at an angle $\theta$ with horizontal. When the projectile is at a height equal to half of the maximum height, the vertical component of the velocity of projectile is ...........
A block pressed against the vertical wall is in equilibrium. The minimum coefficient of  friction is:-
Two waves ${y_1} = {A_1}\sin (\omega t - {\beta _1})$, ${y_2} = {A_2}\sin (\omega t - {\beta _2})$ Superimpose to form a resultant wave whose amplitude is
A piece of blue glass heated to a high temperature and a piece of red glass at room temperature, are taken inside a dimly lit room then
If the external forces acting on a system have zero resultant, the centre of mass: