CBSE Class 11-science Questions and Answers

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CBSE XI Science - Physics

Rate of change of linear momentum is equal to   

Asked by yuvaraj15shankar | 20th Oct, 2019, 06:25: AM

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CBSE XI Science - Physics

The minimum coefficient of friction for a solid sphere to roll without slipping on an inclined plane of inclination 45° , is?

Asked by sureshsonusharma511980 | 16th Oct, 2019, 06:28: PM

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CBSE XI Science - Physics

the moment of inertia of semicircular ring about an axis which is perpendicular to the plane of the ring and passes through centre

Asked by raghuwanshidaksh9 | 14th Oct, 2019, 05:48: PM

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CBSE XI Science - Chemistry

Vitamins C is essential fot prevention of scurvy combustion of 0.9g of vitamins C givez 0.2998g of Co2and 0.819g of H2OWhat is empirical formula of Vitamin C

Asked by jkatwara | 14th Oct, 2019, 12:21: PM

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CBSE XI Science - Physics

what is lowest speed of an object in the projectile motion fired with an angle 30º and speed is 5m/s?

Asked by nirvardhansinghranawat7773 | 11th Oct, 2019, 01:27: PM

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CBSE XI Science - Physics

W​​​​​ what will be the ratio of the moments of masses if one of the masses is n times as heavy as the other have equal kinetic energy?

Asked by chandrikapradhan2003 | 10th Oct, 2019, 10:12: AM

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CBSE XI Science - Physics

find the reletive error in Z, if Z= A2 b1/3/CD3/2    

Asked by mathureshingle | 6th Oct, 2019, 09:23: PM

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CBSE XI Science - Mathematics

write the quadratic equation, the arithmetic mean, Geometric mean of whose roots are A and G respectively

Asked by amanamit818 | 6th Oct, 2019, 11:03: AM

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CBSE XI Science - Physics

please solve this  

Asked by suchananag2002 | 4th Oct, 2019, 01:29: PM

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CBSE XI Science - Chemistry

3.2 g of Sulphur DIoxide present in the flask. Calculate the moles  of Sulphur DIoxide present in the flask  

Asked by manpreet | 4th Oct, 2019, 01:22: PM

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