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Q1:- Calculate the pressure exerted by a girls on the ground if her mass is 50kg and the area of her shoes in contact with the ground is 150cm2
Q2:- A rectangular block with dimensions 5cm, 20cm and 10cm having a density of 2g/cm3. Given that g=10N/kg. Determine the maximum and minimum pressure that can be exerted by block when it is placed on the face.
what is the area of the plates of a 2 f parallel plate capacitor given that the separation between the plates is 0.5
A wave pulse travels down a slinky. The mass of the slinky is m = 0.85 kg and is initially stretched to a length L = 6.2 m. compute the speed of the wave pulse
A light train is travelling on a straight section of track at a constant speed of 15 rm m/s. As it approaches next station, it starts to slow down at a rate of 5 rm m/s^2 until it stops at the station.
Two boat landings are 1 kilometer apart on the same bank of a stream that flows at 1.8 kilometer per hour. Evaluate the speed of the boat relative to the water
A 1000 kg car is moving at a constant speed of 7m/s when it hits the back bumper of another car with 1200 kg of mass moving in the same direction at a constant speed of 6 m/s. what is the combined mass of both cars
The hill is inclined at angle=22o with respect to the horizontal. What is the max acceleration the truck can have before the block will slip?
He pulls on a rope that is fastened to the platform and runs over a pulley on the ceiling. Illustrate with what force does he have to pull in order to give himself and the platform an upward acceleration of 1.0 m/s^2?
q. a 0.500 rm kg glider on an air track is attached to the end of an ideal spring with force constant 459 rm nrm m it
A 2.00m -long, 550g rope pulls a 13.0kg block of ice across a horizontal, frictionless surface. The block accelerates at 2.20m/s2 . How much force pulls forward on (a) the ice, (b) the rope?
Estimate the average power of a water wave when it hits the chest of an adult standing in the water at the seashore
A 45kg girl is sitting on one end of a see saw, 0.6 m away from the pivot point. How far away from the pivot point must a 60kg boy sit on the other side.
at the instant a traffic light turns green a car that has been waiting at the intersection starts ahead with a constant
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