Question

Question 1 Fill in the blanks: The S.I unit of speed is ___________________________ The resting position of a bob of pendulum is called _______________________position. When a body does not change its position with respect to its surrounding it is said to be at_____________________________________________ Speed of a motor vehicle is measured by an instrument called______________________ Distance travelled by a vehicle is measured by an instrument called__________________ Time taken by a pendulum to complete one oscillation is called_____________________ The metallic ball used in the pendulum is called_________________________________ A diagram showing relationship between two variable a quantities each measured along one of a pair of axes is called____________________________ a substance whose crystals can vibrate very fast and a very precise rate is called An instrument showing the time by the shadow of a pointer cast by the sun on to a graduated plate is called________________________ Question 2 Solves the word problems – Convert 54 km/hr. into m/s Calculate Time-period of a simple pendulum if it takes 72 seconds to complete 24 oscillations. A train is travelling at a speed of 100 km/hr. How long will it take to complete a journey of 500 km without stopping in between. Ramesh takes 15 minutes to reach market from his house on this cycle. If the speed of his cycle is 4 m/s calculate the distance between his house and market?

Answer 1

Answer:

1) length

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