Все публикации

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Magnetic field Pattern #physics #shorts #ncertsolution #science #facts

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14.3 A steel wire has a length of 12.0 m and a mass of 2.10 kg. What should be the tension in the

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14.2 A stone dropped from the top of a tower of height 300 m splashes into the water of a pond near

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14.1 A string of mass 2.50 kg is under a tension of 200 N. The length of the stretched string is 20

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4.16 Two masses 8 kg and 12 kg are connected at the two ends of a light inextensible string that go

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4.15 Two bodies of masses 10 kg and 20 kg respectively kept on a smooth, horizontal surface are tied

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4.17 A nucleus is at rest in the laboratory frame of reference. Show that if it disintegrates into

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4.18 Two billiard balls each of mass 0.05 kg moving in opposite directions with speed 6 m/s.collide

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Practical Demonstration of magnetic field line #physics #science #magnetic

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4.19 A shell of mass 0.020 kg is fired by a gun of mass 100 kg. If the muzzle speed of the shell is

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4.9 A rocket with a lift-off mass 20,000 kg is blasted upwards with an initial acceleration of 5.0 m

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4.8 The driver of a three-wheeler moving with a speed of 36 km/h sees a child standing in the middle

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4.7 A body of mass 5 kg is acted upon by two perpendicular forces 8 N and 6 N Give the magnitude and

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4.6 A constant force acting on a body of mass 3.0 kg changes its speed from 2.0 m/s to 3.5 m s-1

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4.5 A constant retarding force of 50 N is applied to a body of mass 20 kg moving initially with a

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3.16 Read each statement below carefully and state, with reasons, if it is true or false :

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3.10 On an open ground, a motorist follows a track that turns to his left by an angle of 60°after ev

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3.8 Three girls skating on a circular ice ground of radius 200 m start from a point P on the edge of

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3.9 A cyclist starts from the centre O of a circular park of radius 1 km, reaches the edge P of the

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What happen when train passing through non Newtonian Fluid #physics #science #facts #experiment

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3.12 The ceiling of a long hall is 25 m high. What is the maximum horizontal distance that a ball

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3.11 A passenger arriving in a new town wishes to go from the station to a hotel located 10 km away

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3.13 A cricketer can throw a ball to a maximum horizontal distance of 100 m. How much high above the

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3.14 A stone tied to the end of a string 80 cm long is whirled in a horizontal circle with constant