The average velocity and RMS velocity for a group of six particles having speeds 11.2,9.0,8.3,6.5,3.7 and `1.8m/sec` is

What is the velocity at 4 sec, if velocity at = 0 is 8m/s

The r.m.s. of speed of a group of 7 gas molecules having speed (6, 4, 2, 0,-2,-4,-6) m//s is

A particle has velocity (6t^3hati+8t^2hatj) ms^(-1) find the velocity of the particle

The rms velocity of smoke particles of mass 3 xx 10^(-17) kg. at 27^(@)C in m/sec. is.

The average temperatures (""^(@)C) of a city for the particular month are given below. 9, 10, 9, 10, 9, 5, 11, 10, 7, 8, 10, 11, 12, 12, 12, 11,7,8,9,9,5,7,6,7,8,8, 6, 7, 8, 7,5 Prepare the grouped frequency table using equal class size taking one of the classes as 5-7. What is the minimum and the maximum temperature?

A particle moves for 1 minute with a velocity of 15 m/s and moves for 0.5 minute with a velocity of 10 m/s. the average speed of particle is

A particle starts moving due east with a velocity V_(1) = 5 m/sec. for 10 sec, turns to north and moves with a velocity V_(2) = 10 m/sec. for 5 sec. Find the average velocity of the particle during 15 sec. from starting.

A particle of 0.8 kg is executing S.H.M., Its amplitude is 1.0 metre and time period is 11/ 7 seconds. The velocity of the particle at the instant when its displacement is 0.6 metre will be :