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1 two masses are attached with a pulley over an incline which is over a platform the top of the incline to the ground
the car with its passengers is traveling along a horizontal road when it suddenly runs onto a new piece of road surface
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the semicircular disk having a mass of 10 kg is rotating at omega 4 rads at the instant theta 60o if the coefficient
1 the clepsydra or water clock a 12 hour water clock is to be designed with the dimensions shaped like the surface
1 in her mustang kelly rounds a curve onto a straight section of country road while traveling at 45 mph only to find a
acceleration amp force 1 calculate the average acceleration of a car that changes speed from 0 ms to 15 ms in 5 s2
a 444 kg block located on a horizontal frictionless floor is pulled by a cord that exerts a force f107n at an angle
a baseball pitcher throws a baseball with an initial velocity of 133 feet per second at an angle of 20deg to the
1 given the perihelion distance aphelion distance and speed at perihelion of a planet which of the following cannot be
a 440-kg block is placed on top of a 550-kg slab if the slab is held fixed the block can be made to slip only if a
a painter of mass 700 kg stands on a platform of mass 750 kg and pulls on two ropes which hang over pulleys he pulls
1 an icecream truck is moving at 20ms it then speeds up for 5 seconds at 8ms what is its velocity at this time2 a
determine the acceleration of bodies a and b and the tension in the non stretching cable due to the application of the
in the pulley system shown the two upper pulleys are welded together to form one unit the cable is wrapped around the
a rocket-driven car of total mass m loses mass at a constant rate lambda per unit of time at a constant ejection speed
1 the launch catapult of an aircraft carrier gives the 7mg jet airplane gives the airplane a constant acceleration and
problem the incline is 30 degrees with a kinetic friction coefficient of 020 initially the system is not moving it is
the firetruck us moving forward at a speed of 35 mph and is decelerating at a rate of 10ftsec2 simultaneously the
you and a friend place pennies every 10 cm along a meter stick you hold one end as a pivot and release the other end
a particle is attached to one end of a light inextensible string the other end of the string is attached to a fixed
a block is given an initial push force up a smooth frictionless incline of 15 degrees that propels it up at 2ms-what is
1 a find the angle required to maximize the range down an incline which is pitched at an angle of -theta with respect
1 a moving object is acted on by a net force give an example of a situation in which the object moves a in the same
an airplane must have a velocity of 50 ms in order to take off what must be the airplane acceleration if it is in to