|CLASS9| |8.MOTION| |NUMERICALS| |QueNo-11| |body moving along circular path| |@Maths with shimna|
1.Change the speed of 6m/s to km/hr. • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-1|... 2.A man travels a distance of 1.5 m towards east then 2 m towards south and finally 4.5 m towards east. What is the total distance travelled and displacement? • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-2|... 3.A scooterist covers a distance of 3 kilometers in 5 minutes.Calculate his speed in a) centimetres per second (cm/s) b) metres per second (m/s) c) kilometres per hour (km/h) • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-3|... 4. A car travels 30 km at a uniform speed of 40 km/h and the next 30km at a uniform speed of 20km/hr .Find its average speed? • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-4|... 5.A train travels at a speed of 60km/h for .52h,at 30km/h for the next .24h and then at 70km/h for the next 71h.What is the average speed of the train? • |#CLASS9| |#MOTION| |6.Atrain travels spee... 6.On a 120km track,a train travels the first 30km at a uniform speed of 30km/hr.How fast must the train travel the next 90km so as to average 60km/h for the entire trip? • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-6|... 7. A motorcyclist drives from place A to place B with a uniform speed of 30km/h and returns from place B to A with a uniform speed of 20km/h. Find his average speed? • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-7|... 8.A tortoise moves a distance of 100m in 15min.What is the average speed of tortoise in km/h? • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-8|... 9.Arrange the following speeds in ascending order: (i)An athlete running with a speed of 10m/sec. (ii)A bicycle moving with a speed of 200m/min. (iii)A scooter moving with a speed of 30km/h. • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-9|... 10. If a sprinter runs a distance of 100m in 9.83sec.Calculate the average speed in km/h? • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-10... 11. A body is moving along a circular path of radius R . What will be the distance travelled and displacement of the body when it completes half a revolution? • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-11... 12.A snail covers a distance of 100m in 50h.Calculate the average speed of snail in km/h? • |CLASS9| |8.MOTION| |NUMERICALS| |QueNo-12... @Maths with shimna
