Home
Class 9
PHYSICS
A bus decreases its speed from 80 km/h t...

A bus decreases its speed from 80 km/h to 60 km/h in 5s. Find the acceleration of the bus.

Text Solution

Verified by Experts

u = 22.22 m/s
`a=1.11m/s^(2)` (Negative acceleration).
Promotional Banner

Similar Questions

Explore conceptually related problems

A car accelerates uniformly from 18 km h^(-1) to 36 km h^(-1) in 5s. Calculate the acceleration

A train starting from a railways station and moving with uniform acceleration attains a speed 40 km/h in 10 minutes. Find its acceleration.

In a harbour , wind is blowing at the speed of 72 km/h and the flag on the mast of a boat anchored in the harbour flutters along the N- E direction . If the boat starts moving at a speed of 51 km/h to the north , what is the direction of the flag on the mast of the boat?

A car accelerates uniformly from 18 km h^(-1) to 36 km h^(-1) in 5s. Calculate the distance covered by the car in that time.

A car moves with a speed of 40km//h for 15 minutes and then with a speed of 60 km//h for the next 15 minutes. Total distance covered by the car is ?

An aircraft executes a horizontal loop of radius 1 km with a steady speed of 900 kmph . Compare its centripetal acceleration with acceleration due to gravity .

A bus is moving along a straight road with a uniform acceleration. It passes through two points A and B separated by a distance with velocity 30 km/h and 40 kmh respectively. The velocity of the bus midway between A and B is:

Suppose a car starts from a place A and travels at a speed of 40 km/h towards another place B. At the same instance, another car starts from B and travels towards A at a speed of 30 km/h. If the distance between A and B is 100 km, after how much time will the cars meet?

A two digit number is such that the product of its digits is 18. when 63 is subtracted from the number, the digits interchange their places. Find the number. OR A plane left 30 minutes later than the scheduled time and in order to reach its destination 1500 km away in time it has to increase its spedd by 250 km/hr from its usual speed. Find its usual speed.