If a particle travels with speed `v_1` during first half time interval and with speed `v_2` during second half time interval. Find its average speed during its journey.

A particle travels first half of the total time with speed v_1 and second half time with speed v_2. Find the average speed during the complete journey.

A particle travels first half of the total time with speed v_1 and second half time with speed v_2. Find the average speed during the complete journey.

A particle travels first half of the total time with speed v_1 and second half time with speed v_2. Find the average speed during the complete journey.

If a particle travels the first half distance with speed v_(1) and second half distance with speed v_(2) . Find its average speed during journey.

If a particle travels the first half distance with speed v_(1) and second half distance with speed v_(2) . Find its average speed during journey.

A particle travels first half of the total distance with constant speed v_1 and second half with constant speed v_2. Find the average speed during the complete journey.

A particle travels first half of the total distance with constant speed v_1 and second half with constant speed v_2. Find the average speed during the complete journey.

A particle travels along a straight line. It covers halg the distance with a speed (v). The remaining part of the distance was covere with speed v_(1) for half the time and with speed v_(2) for the other half the time . Find the average speed of the particle over the entire motion.

A particle travels along a straight line. It covers halg the distance with a speed (v). The remaining part of the distance was covere with speed v_(1) for half the time and with speed v_(2) for the other half the time . Find the average speed of the particle over the entire motion.