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CBSE Class 11-science Questions and Answers

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CBSE 11-science - Maths
sum of infinite number of terms in gp is 20 and sum of their square is 100 the common ratio of gp is
Asked by mgved112 | 15 Oct, 2024, 10:07: PM
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CBSE 11-science - Maths
A line passes through the points (4,-6) and (-2,-5).Does it make an acute angle with the positive direction of x-axis? for class 11
Asked by phunchokstobdan360 | 14 Oct, 2024, 09:52: PM
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CBSE 11-science - Maths
show that the sequence log a,log(ab),log(ab2),log(ab3),... is an a.p. find its general term and 10th term
Asked by mukulkr0111 | 07 Oct, 2024, 02:52: AM
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CBSE 11-science - Physics
an object is moving on a circle of radius what will be the distance and displacement travelled by it after a half revolution after a complete revolution
Asked by kajuk17701 | 06 Oct, 2024, 06:50: PM
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CBSE 11-science - Maths
in a survey 25 students it was found that 15 had taken math 12 had taken physics and 11 had taken chemistry 5 had taken math and chemistry 9 had taken math and physics 4 had taken physics and chemistry and 3 had taken all three subjects find the number of students who had physics and chemistry but not mat
Asked by kanti333159 | 03 Oct, 2024, 08:54: AM
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CBSE 11-science - Physics
find the value of accl due to gravity in a mine at a depth of 80km from the surface of the earth
Asked by saroovasi | 03 Oct, 2024, 07:21: AM
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CBSE 11-science - Physics
A 20 kg load is suspended from the lower end of a wire 10cm long and 1m * m ^ 2 in cross sectional area. The upper half of the wire is made of iron and the lower half with aluminium. The total elongation in the wire is (Y iron = 20 * 10 ^ 10 * N / (m ^ 2) , Y Al =7*10^ 10 N / (m ^ 2) )
Asked by saichiddivi | 26 Sep, 2024, 06:50: PM
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CBSE 11-science - Physics
difference between centripetal force and centrifugal force
Asked by gangasagarmaddheshiya99 | 25 Sep, 2024, 09:38: AM
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CBSE 11-science - Physics
the mass of a lift is 600 kg and it is moving upwards with a uniform acceleration of 2 then the tension in the cable of the lift is
Asked by bhavishyapal41 | 23 Sep, 2024, 10:44: PM
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CBSE 11-science - Maths
The sum of n terms of two arithmetic progressions are in the ratio (2n + 3):(7n + 5). The ratio of their 9th terms is
Asked by shaikhbarika8 | 22 Sep, 2024, 08:03: PM
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