Sanjoy Kumar Basak Solutions for Chapter: Motion, Exercise 4: EVALUATION

Two types of translatory motion are ______ and ______.

Why does the mass remain same everywhere? 

Describe an activity to determine the time period of a simple pendulum. 

Write the process to find the weight of an object using a spring balance. 

The velocity of a car moving on a circular path changes continuously. Why? 

A train travels a distance of $1440 \mathrm{km}$ in $12$ hours. Calculate the speed of the train. 

Find the distance covered by a car travelling at a constant speed of $60 \mathrm{m}/\mathrm{s}$ in $10 \mathrm{s}$.

A bus starting from Bengaluru covers a distance of $300 \mathrm{km}$ in $6$ hours on Friday evening, and returns to Bengaluru in $4$ hours early next morning. Find its average speed.