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a world-class sprinter can burst out of the blocks to essentiallytop speed of about 115 ms in the first 150 m of the
a car traveling 88 kmh is 110 m behind a truck traveling 75 kmh how long will it take the car to reach the
a jet moving 5000 kmh due east is in a region where the windis moving at 1200 kmh in a direction 3000 degrees north of
according to a rule-of-thumb every five seconds between a lightningflash and the following thunder gives the distance
to weigh a fish a person hangs a tackle box of mass 35 kilogramsand a cooler of mass 5 kilograms from the ends of a
the armature of a shunt motor has a mass of 250 kg and a diameter of 30 cm assume the mass of the amature is evenly
a block of mass 25 kg is placed on a horizontal table the coefficient of friction between block and table is 020 this
the cofficient of friction between the 3 kg blockand surface in figure is04the system starts from rest what is the
a plane is inclined at an angle of 30 degrees with respect tothe horizontal a block of mass 60 kg is placed at
suppose one of the global positioning system satellites has aspeed of 446 kms at perigee and a speed of 364 kms at
two paticles of equal mass have different velocities and acceleration of one particle is zero what is the movement
while you are traveling in a car on a straight levelinterstate highway at 90 kmh another car passes you in the
you heat a 045 kg sample of metal to a temperature of 80 degrees then quickly transfer it into a beaker that contains
a boy starts from point a and moves 5 unitstoward the east then turns back and moves 3 units toward the west what is
a 040 kg ball attached to the end of a horizontal cord isrotated in a circle of radius 13 m ona frictionless horizontal
uranus requires 84 years to orbit the sun find uranuss orbital radius as a multiple of earthss orbital radius show your
a hunter standing between two hills fires a shot and hears echoes at a gap of 1s what is the distance between the two
a 400 kg ball on a 500 mstring rotates in a circular path in a vertical plane if aconstant angular speed of 800 rads is
a solid disk has a mass of 162 kg and a radiusof 13 m the disk rotates about an axis through its center likea cd and
a tiny 5 kg object moves on a frictionlesshorizontal table in a circular path of radius 10 m the angular speed is 628
a carousel is free to rotate about its center onfrictionless bearings the carousel has an angular speed of 314rads a
a ball rolls down a hill18 m high and off acurved ramp at the bottom and gets airborne leaving at an angle of35 degrees
boxes are moved on a conveyor belt from where they are filled tothe packing station 110 m away the belt is initially
the armature of a shunt motor has a mass of 250kg and a diameter of 30 cm what horse power is developed by the motor
a car at the indianapolis-500 accelerates uniformly from the pitarea going from rest to 285 kmh in asemicircular arc