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Short Tricks|Exercise Questions (प्रश्न)|OMR

There are 200 questions in a 3 h examination. Among 200 questions, 50 are from Mathematics, 100 are from GK and 50 are from Science. Ram spent twice as much time on each Mathematics question as for each other question. How many minutes did he spend on Mathematics questions ?

A 2.5 cm cube of gelatin placed on a table, is subjected to a shearing fornce a o 0.5gk . The upper surface of the of the cube is displaced by 0.5cm. Calculate the shear modulus of gelatin.

Shows a hydraulic press with the larger piston of diameter 35cm at a height of 1.5 m relative to the smaller piston of diameter 10cm. The mass on the smaller piston is 20gk. What is the force exerted on the load by the lerger piston ? The density of oil in the press is 750 "kgm"^(-3).

Select the option that represents the letters that, when placed from left to right in the blanks below, will complete the letter series. G _ R_ M_ KRC_ GK_ CM

A fort is at the top of a hill of height h above the sea-level.Prove that the greatest horizontal distance from which a gun in the ship can hit the fort is 2sqrt(k(k-h)) where sqrt(2gk) is the muzzle velocity.