dimagi paheli - 45 which one is the shadow | Paheiyan | Riddle in hindi #shorts

Which one is short day plant ?

Which one is not a short wave radiation ?

A man of height 180 cm is moving away from a lamp post at the rate of 1.2 meter per second. If the height of the lamp post is 4.5 meters, find the rate at which (i) his shadow is lengthening. (ii) the tip of the shadow is moving.

A man of height 1.8 metre is moving away from a lamp post at the rate of 1.2m//sec . If the height of the lamp post be 4.5 metre, then the rate at which the shadow of the man is lengthening is

One day, during Sunset, two friends Sudhir and Amit were talking, facing each other. If Amit's shadow was on his right then in which direction is Aman facing? If Aman faces the direction opposite of what Sudhir is facing?

In each equation decide which one of the following five equations under each would be correct by interchanging the signs and number as given. div and +, 30 and 45

Rakesh was standing one morning in a field after sunrise. His father was coming from the opposite direction. His father's shadow was falling exactly behind him. Which direction was Rakesh facing ? 1) East 2) West 3) North-East 4) North -West 5) None of these

Three torches A, B and C shown in Fig. 11.7 are switched on one by one. The light from which of the torches will not form a shadow of the ball on the screen.

A constant current exists in an inductor coil connected to a battery. The coil is short circuited and the battery is removed. Show that the charge flown through the coil aftter the short circuiting is the same as that which flows in one time constant before the short circuiting.