Question:
A syringe is filled with water Its volume is 20 cm3 and
Last updated: 6/12/2023
A syringe is filled with water Its volume is 20 cm3 and cross section of its interior part is 4cm2 The syringe is held vertically such that its nozzle is at its top and its 100g piston is pressed by external agent and moves it with a constant speed The ejected water has a initial upward velocity of 2m s and cross section of the beam of water at the nozzle is Imm2 Options 1 The speed with which the piston is moving is 5 mm sec 2 O The external force acting on the piston is 42 N 3 The total work done by external agent in emptying the syringe is 0 095 J 4 The external force remains constant during the process