engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Physics Fluids Density and Pressure
A hydraulic lift is used to lift a car. The ratio of the radius of the large piston to the small piston is 5. If the mass of the car is 1200 kg, then find the effort required to lift the car. (Take g = 10 m/sec2)
1
480 N
2
240 N
3
48 N
4
None of these