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CBSE XI Science - Physics

can you tell me the newton second law of motion derivation  

Asked by Viswanathan | 18th Sep, 2019, 11:27: PM

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CBSE XI Science - Physics

A smooth inclined plane of angle of inclination 30 degree is placed on the floor of a compartment of a train moving with constant acceleration a When a block is placed on the inclined plane it do not slide down or up the plane The acceleration a must be a. g b. g/2 c. g/(root 2) d. g/(root 3)

Asked by Sridevi | 18th Sep, 2019, 08:55: PM

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CBSE XI Science - Physics

When a bus suddenly takes a turn the passengers are thrown outwards because of  a. Inertia of motion b. Inertia of direction c. Acceleration of motion d. Speed of motion  Please explain this question and which of the following is the correct with whole explanation? 

Asked by Tanmmygarg6 | 18th Sep, 2019, 02:21: PM

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CBSE XI Science - Physics

On a two lane road,car A is travelling with a speed of 36km/h.Two cars B and C approach car A in opposite directions  with a speed of 54km/h each. At a certain instant when the distance AB=AC,both being 1 km,B decides to overtake A before C does.What minimum acceleration of car B ia required to avoid an accident?

Asked by suchananag2002 | 18th Sep, 2019, 12:09: PM

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CBSE XI Science - Physics

A narrow cylindrical tube,80 cm long and open at both ends is half immersed in Mercury. Then the top of the tube is closed and it is taken out of Mercury A column of Mercury 22 cm long remains in the tube The atmospheric pressure is  

Asked by nagalakshmisastry | 18th Sep, 2019, 12:33: AM

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CBSE XI Science - Chemistry

Which of the following polar solvents has the highest dielectric constant? (1) H2O, (2) D2O, (3) CH3OH, (4) C2H5OH.

Asked by patra04011965 | 17th Sep, 2019, 11:00: PM

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CBSE XI Science - Physics

expalin all the derivations of chapter-units and measurement

Asked by ABHILASHA | 16th Sep, 2019, 06:58: PM

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CBSE XI Science - Physics

explain all the derivations of chapter-motion in a straight line

Asked by ABHILASHA | 16th Sep, 2019, 06:57: PM

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CBSE XI Science - Physics

explain all the derivations of chapter-motion in a plane

Asked by ABHILASHA | 16th Sep, 2019, 06:56: PM

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CBSE XI Science - Physics

explain all the derivations of chapter-work power energy

Asked by ABHILASHA | 16th Sep, 2019, 06:55: PM

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