Advertisements
Advertisements
Questions
Define the term acceleration due to gravity. State its average value.
What do you understand by the term acceleration due to gravity?
Advertisements
Solution
When a body falls freely under gravity, the acceleration produced in the body due to the Earth's gravitational acceleration is called the acceleration due to gravity. It is represented by ‘g’. The average value of g is 9.8 m/s2.
APPEARS IN
RELATED QUESTIONS
An object of mass 16 kg is moving with an acceleration of 3 m/s2. Calculate the applied force. If the same force is applied to an object of mass 24 kg, how much will be the acceleration?
A train moving with a velocity of 20 ms−1 is brought to rest by applying brakes in 5 s. Calculate the retardation.
Draw velocity – time graph for the following situation:
When a body is moving with variable velocity, but uniform retardation.
Diagram is given below shows velocity – time graph of car P and Q, starting from the same place and in the same direction. Calculate the Acceleration of car Q between 2 s – 5 s.
The speed of a car increases from 10 km/h to 64 km/h in 10 seconds. What will be its acceleration?
Out of energy and acceleration, which one is a vector?
What happens to the stepwise increasing speed-time graph when the size of each step is made very small?
Convert the following acceleration:
1/36 m/s2 into km/h2
Negative acceleration is called ______.
What is meant by negative acceleration?
