Recent questions in 11th Physics

0 votes

0 answers

A function f (θ ) is defined as: `f(θ)=1- θ+θ^2/(2!)-θ^3/(3!)+θ^4/(4!)........` Why is it necessary for q to be a dimensionless

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Why length, mass and time are chosen as base quantities in

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

The earth-moon distance is about 60 earth radius. What will be the diameter of the earth (approximately in degrees) as seen from the

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Moon is seen to be of `(1⁄2)^°` diameter from the earth. What must be the relative size compared to the

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

From parallax measurement, the sun is found to be at a distance of about 400 times the earth-moon distance. Estimate the ratio of sun-earth

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Which of the following time measuring devices is most precise? A wall

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Which of the following time measuring devices is most precise? A stop

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Which of the following time measuring devices is most precise? A digital

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Which of the following time measuring devices is most precise? An atomic clock. Give reason for your

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

The distance of a galaxy is of the order of 1025 m. Calculate the order of magnitude of time taken by light to reach us from the

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

The vernier scale of a travelling microscope has 50 divisions which coincide with 49 main scale divisions. If each main scale division is 0.5 mm, calculate the minimum inaccuracy in the measurement of

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

During a total solar eclipse the moon almost entirely covers the sphere of the sun. Write the relation between the distances and sizes of the sun and

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

If the unit of force is 100 N, unit of length is 10 m and unit of time is 100 s, what is the unit of mass in this system of

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Give an example of a physical quantity which has a unit but no

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Give an example of a physical quantity which has neither unit nor

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Give an example of a constant which has a

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Give an example of a constant which has no

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Calculate the length of the arc of a circle of radius 31.0 cm which subtends an angle of `π/6` at the

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Calculate the solid angle subtended by the periphery of an area of 1 cm 2 at a point situated symmetrically at a distance of 5 cm from the

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

The displacement of a progressive wave is represented by `y = A sin(wt – k x )`, where x is distance and t is time. Write the dimensional formula of

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

Recent questions in 11th Physics

Categories