Questions

AC is converted into DC by a

Find the potential energy gained by a body of mass 50 kg, if it is raised by 10m. (use g = 10 m/s2)

If a ball is thrown vertically upwards with a velocity of 40 m/s, then what will be the magnitude of its displacement after 6 s?

Headquarters of Inland Waterways Authority of India (IWAI) is in

Who invented bluetooth?

An object travels 24 m in 3 s and then another 15 m in 2 s. What is the average speed of the object?

ΔPQR is right angled at Q. If cosecP = 25/24, then what is the value of cotR ?

If sin 30° + cos 45° = X, then the value of X.