Question Answers

Sahay Sir > Question Answers > Arihant Physics by D.C Pandey > Volume 1 > Chapter 3 - Motion in One Dimension > A car 2 m long and 3 m wide is moving at 10m/s. when a bullet hits in a direction making an angle of tan^-(3/4) with the car as seen from ground . The bullet enters one edge of the car at the corner passes out at diagonally opposite corner neglecting gravity , the time for the bullet to cross the car is?

A car 2 m long and 3 m wide is moving at 10m/s. when a bullet hits in a direction making an angle of tan^-(3/4) with the car as seen from ground . The bullet enters one edge of the car at the corner passes out at diagonally opposite corner neglecting gravity , the time for the bullet to cross the car is?

Two particles are moving with velocities v1 = i - tj + k and v2 = ti + tj + 2k m/s respectively. Time at which they are moving perpendicular to each other is ........(second)