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q1 a helicopter is ascending vertically with a speed of 557 at a height of 124 above the earth package is dropped from a window how much time does it
q1 a 590 kg pole vaulter running at 95 ms vaults over the bar if the vaulters horizontal component of velocity over the bar is 15 ms and air
q1 a pair of 12 rm mu f capacitors in a high-power laser are charged to 15 rm kvwhat charge is stored in each capacitorhow much energy is stored in
q1 a potential difference of 87 mv exists between the inner and outer surfaces of a cell membrane the inner surface is negative relative to the outer
q1 a projectile is fired horizontally from a gun that is 330 m above flat ground emerging from the gun with a speed of 130 ms a how long does the
q1 mary is driving her car at 48 kmh she approaches an intersection just as the traffic light turns yellow the yellow light lasts only 30 s before
q1 a 230-kg object attached to a spring moves without friction b 0 and is driven by an external force given by the expression f 340sin 2pit where f
q1 the force vector a has a magnitude of 840 newtons n and points due east the force vector b has the magnitude of 118 n and points 750 deg north of
q1 a rock is throwing from a tall building the rock reaches its maximum height above the top of the building 177 s after being shot then after barely
q1 a gun shoots bullets that leave the muzzle with a speed of 326 ms if a bullet is to hit a target 172 m away at the level of the muzzle the gun
q1 a rectangular container measuring 32 cm 34 cm 51 cm is filled with water what is the mass of this volume of water in kilograms and gramsq2 a
q1 a parallel-plate capacitor has a plate area of 1cm1 and a plate separation of 25 mm to obtain an electric field of 10106nm between the plates the
q1 a point charge is distance from the center of the dipole consisting of charges separated by distance the charge is located in the plane that
q1 a 320 box that is several hundred meters above the surface of the earth is suspended from the end of a short vertical rope of negligible mass a
q a 30 gram mass is hanging from a spring whose unstretched length is 20 cm and whose spring constant is 25 nm in the list below are described 5
q1 a piece of wood is 600 m long 0260 m wide and 0060 m thick its density is 600kgm cubed what volume of iron p iron 78 x 10 cubed kgm cubed must
q1 a driver in a car travelling at a speed of 580 mih sees a deer 126 m away on the road calculate the minimum constant acceleration that is
q1 a camera falls from a blimp that is 259 m above the ground and rising at a speed of 102 msfind the maximum height reached by the camera with
q1 an electron with a speed of 328 times 108 cms in the positive direction of an x axis enters an electric field of magnitude 126 times 103 nc
q1 to decide freefall acceleration on a moon with no atmosphere you drop the handkerchief off the roof of a baseball stadium there the roof is 123
q1 a charge of 562 muc is at the origin and a second charge of -244 muc is on the positive x-axis 100 m from the originfind out the magnitude of the
q1 the pulley system is used to lift a 61 kg crate note that one chain connects the upper pulley to the ceiling and a second chain connects the lower
q1 a 485 kg sailboat has an acceleration of 050 ms2 at an angle of 51deg north of east find magnitude and direction of a net force that acts on the
q1 a customer sits in an amusement park ride in which the compartment is to be pulled downward in the negative direction of an axis with an
q1 a dentists drill starts from rest after 320 s of constant angular acceleration it turns at a rate of 246 104 revmina find out the drills angular