Advertisements
Advertisements
Question
What do the following measure in a car ?
(a) Speedometer (b) Odometer
Advertisements
Solution
(a) Speedometer of a car is used to measure the instantaneous speed of the car.
(b) Odometer of a car is used to record and measure the overall distance travelled by the car.
APPEARS IN
RELATED QUESTIONS
Fill in the following blank with suitable word:
The physical quantity which gives both, the speed and direction of motion of a body is called its……………
A motorcyclist starts from rest and reaches a speed of 6 m/s after travelling with uniform acceleration for 3 s. What is his acceleration ?
Express the following in m s-1.
18 km min-1
A car is moving with a velocity 20 m s-1. The brakes are applied to retard it at a rate of 2 m s-2. What will be the velocity after 5 s of applying the brakes?
The velocity-time graph of a moving body is given below in Figure
The acceleration in parts AB, BC and CD.
Define variable velocity and give one example.
Define average velocity and give one example.
A body projected vertically up with a velocity of 10 m/s reaches a height of 20 m. If it is projected with a velocity of 20 m/s, then the maximum height reached by the body is:
What are the uses of equations of motion?
Derive th e equation of motion.
S = ut+ `1/2` at2,
Where the symbols have their usual meanings
