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CBSE Class 11 Science Free Doubts and Solutions

CBSE - XI Science - Chemistry

 2 grams of magnesium react with 1.12 grams of oxygen in a closed vessel the reactant which is an excess and its left amounts are

Asked by arushidabhade 17th August 2019, 10:24 PM
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CBSE - XI Science - Mathematics - Trigonometric Functions

Trigonmetric

Asked by Ratanswain752 16th August 2019, 9:14 PM
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CBSE - XI Science - Physics

If a body is projected at the angle of 45degree with a velocity of 20m/sec.Find it's height reached when it covers a distance of 15m in horizontal.

Asked by surjan06singh 13th August 2019, 8:04 PM
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CBSE - XI Science - Physics

Height of the tower?

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Asked by samratpaudel5 13th August 2019, 7:29 PM
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CBSE - XI Science - Physics

Plzz. Answer 

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Asked by prakriti12oct 12th August 2019, 5:22 PM
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CBSE - XI Science - Physics

Derive equation of for a particle moving in a plane and show that motion can be resolved in two independent motion in mutually direction.

Asked by mohitsharma06474 12th August 2019, 2:27 AM
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CBSE - XI Science - Physics

Please explain the work done by a variable force.

Asked by kandappan 9th August 2019, 6:07 AM
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CBSE - XI Science - Physics

A particle is projected with a velocity u at an angle ø with horizontal.find radius of curvature of the parabola traced out by the particle at the point where velocity makes an angle ø/2 with the horizontal 

Asked by ojasmagarwal 7th August 2019, 7:15 PM
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