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a baseball hit just above the ground leaves the bat at 30 meter per second at 45 degree above the horizontalpart a
a car traveling 561 kilometer per hour is 246 m from a barrier when the driver slams on the brakes the car hits the
a spring has force constant 83 nm-1 a 0075 kilogram mass is hung on the end of the spring it is set oscillating in
a 1000 kilogram vehicle accelerates uniformly to double its speed form 360 kilometer per hour in 500 second obtain what
a position vector in the first quadrant has an x component of 8 meter and a magnitude of 10 meter determine what is the
angioplasty is a method in which arteries partially blocked with plaque are dilated to increase blood flow find by what
determine the retarding force due to the viscosity of the air layer between a cart and a level air track given the
calculate the magnitude of the force in n between a gold nucleus and an electron on an orbit with radius
the left ventricle of a resting adults heart pumps blood at a flow rate of 830 cm3s increasing its pressure by 117 mm
a proton initially has v 40i - 20j 30k and then 40s later has v -20i-20j50k in meters per second for that 40s what
two identical nickel balls are two meters apart from each other the volume of the balls is 1 cm3 assume someone can
consider a person climbing and descending stairs construct a problem in which you calculate the long-term rate at
eight equal blocks are kept together side by side a man exerts a horizontal force f on block 1from the side find what
a 04kg bullet hits a 31kg piece of wood 20m away the bullet encrusted wood lands 15m away what is the initial
a boy slides down a toboggan with an acceleration of 20 meter per second if he starts at rest obtain how far did she
a speeder passes a parked police car at 30 meter per second at that instant the police car starts from rest with a
a rocket moves upward from rest with an acceleration of 294 ms2 for 4 sec it then runs out of fuel and continues to
the temperature in browning montana was 440of on 23 january 1916 the next day the temperature plummeted to - 560of find
a crate of potatoes of mass 8 kilogram is on a ramp with angle of incline 30 degree to the horizontal the coefficients
a ball is dropped from a helicopter which is descending at 15 meter per second after 2 seca determine the velocity of
a hotel elevator ascends 273 meter with a maximum speed of 378 ms its acceleration and deceleration both have a
a roller-coaster car moves 177 feet horizontally and then rises 139 feet at an angle of 30 degree above the horizontal
a rectangular barge 7 meter long and 3 meter wide floats in fresh water water density is 1000 kgm3 obtain how much
the velocity time graph of an object is approximated by a triangle which starts at v0 at t0 rises to a maximum of v6 ms
determine the acceleration of a forklift of mass 1400 kilogram pushed by a force of 2100 newton that is opposed by a