**PRACTICE QUESTIONS**

**QUES1**.A scooterist covers a distance of 3km in 5 mins. calculate his speed in :-

1)centimetre per second (cm/s)

2)metre per second (m/s)

3)kilometres per second (km/s).

**QUES2**. The train 'A' travelled a distance of 120km in 3hrs whereas another train 'B' travelled a distance of 180km in 4hrs.which train travelled faster?

**QUES3**.A car travelled 30km at a uniform speed of 40km/h and the next 30km at a uniform speed of 20km/h. find average speed?

**QUES4**. On a 120km track, a train travels the first 30km at a uniform speed of 30km/h. how fast must the train travel the next 90km so as to average 60km/h for the entire trip?

**QUES5**. A train travels a speed of 60km/h for 0.52h at 30km/h for the next 0.24h and then at 70km/h for the next o.71h. what is the average speed of the train?

**QUES6**.A car travels a distance of 200 km from delhi ambala towords north in 5hrs. calculate speed and velocity of the car for this journey?

**QUES7**.A bus covers a distance of 250 km from delhi to jaipur towords west in 5hrs in the morning and return to delhi in the evening covering the same distance of 250km in the same time of 5hrs.find average speed and average velocity of the bus for the whole journey?

**Q****UES8.**A driver decreases the speed of a car from 25m/s to 10m/s in 5sec. find the acceleration of the car?

**QUES9.**A train starting from railway station attains a speed of 21m/s in 1 min.find its accelaration?

**QUES10**.A scooter aquires a velocity of 36km per hr in 10sec just after the start calculate the acceleration of the speed?