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a bus running along a straight street at 30ms is slowed uniformly to stop in 5sec find the acceleration and the
you measure the gravity constant which is g 98 ms2 if your experiment yields a value for g885 ms2 what is the
a bus moving with speed 096c is 65 feet long according to its passengers and driver what is its length from your
1 membrane walls of living cells have surprisingly large electric fields across them due to separation of ions what is
a bus with 50 passengers of a total mass 4 tons vibrates with a frequency of 08 hz when going over a bump find mass of
the buoyant force fb on a body is throught to depend upon its volume submerged v and the gravitational force acting on
1 a metal ball has -9 coulomb of charge if it receives 050 1020 number of electrons what will be the resultants charge
you briefly push a toy car it rolls 2 meters in about 10 seconds in comes to rest you estimate that your push gave the
1 a metal needle of length 76 cm does not have any excess charge on it it is brought to a distance d92 cm from the
a bridge of length 69 m and mass 90000 kg is supported at each end a truck of mass 28500 kg is located 26 m from the
a bridge of length 35 m and mass 12 x 105 kg is supported at each end a truck of mass 30600 kg is located 17 m from the
1 a moving car rear ends a parked car the parked car moves off at an angle of 35 degrees above the horizon the rear car
a brick of mass 17 kg was pushed down a roof with an initial velocity of 10 ms the roof is inclined at 140o with
a breeder wants to fence off his four-sided plot of flat land he measures the first three sides shown as a b and c in
1 an object is 10 cm tall and its inverted image is 30 cm tall what is the exact magnification2 a can be considered
1 an object is in the form of a solid disk of radius 6 meters and height 3 meters the central axis of the disk
a brass cube 70cm on each side is placed in a pressure chamber and subjected to a pressure of 14 x 107 nm2 on all of
a brand new standard household 9-v battery has about the same potential energy as a 2200 lb car at the top of a
on a bragg reflection with incomming angle theta the total diffraction angle of the incomming wave is 2theta of
1 the physical pendulum shown on your paper is a 160kg wedge of a circular disk of uniform density with radius r151m
1 a plate capacitor filled with air has a voltage of 5 v when charged to 80 mc it is then charged some more to a new
1 a positive charge is located at the origin what is the direction of the electric potential of the positive charge2
a boy throws a ball horizontally outward from a balcony 50 m above level ground the speed of the ball when it strikes
1what is the probability that a particle is in the left half of an infinite square potential when the particle is in
1 a projectile is fired from ground level at an angle above the horizontal on an airless planet where g 100 ms2 the