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a box is placed on a frictionless inclined plane with an angleof 26 degrees the box has a mass of 29 kg what force
a magnetic field is perpendicular to the plane of a single-turncircular coil the magnitude of the field is changing so
a generator is designed to produce a maximum emf of140 v while rotating with an angularspeed of 3600 rpm each coil of
an emf of 100 v is connected to a series rc circuit consisting of a resistor 200x106 and a capacitor of 300muf find the
an oiler tankers engines have broken down and the wind isblowing the tanker straight toward a reef at a constant speed
according to newtons third law each team in a tug of warpulls with equal force on the otehr team what then determines
four point charges each with q 59 microc are arranged at the corners of asquare of edge length 18 m what is the
a 40 g ball of clay traveling east at 5 ms collides with a 80 g ball of clay traveling 30 degrees south of west at 1 ms
a landing craft with mass 12500 kg is in a circular orbit575105 m above the surface of a planet theperiod of the orbit
if the coefficient ofkinetic friction between a 35-kg crate and the floor is 03 what horizontal force is required to
a 055 t magnetic field is perpendicular to a circularloop of wire with 53 turns and a radius of 14 cm if the magnetic
an alpha particle the nucleus of helium nucleus with charge2e and mass 40u 1 u 166e-27 moves in a circular orbit
you push a box along the floor against a constant force offriction when you push with a horizontal force of 733 n the
a 10 g bullet moving horizontally at 400ms penetrates a 30 kgwooden block attached to a spring of spring constant
an object initially at rest experiences an acceleration 15ms2 for 60s and then travels at the constant velocity for
in a certain region the earths magnetic field has a magnitudeof 51 x 10-5 t and is directed north at an angle of64deg
the earths magnetic field at one location in the magnet ospherehigh above the earths atmosphere is 3010-7 t acoilwhose
a charged particle traveling at a speed of 960x104 ms through a uniform magnetic field of magnitude 750mt experiences a
a 100 kg object undergoes an accelerationof 21 ms2 what is the magnitude of the resultant force acting on it if this
a rotating wheel requires 500 sto rotate 300 revolutions itsangular velocity at the end of the 500 s interval is 990
the magnetic flux passing through a single loop in a transformer changes at a rate of 07 wbs the primary coil has 182
two parallel wires are 61 cm apart each wire is 4 cm long one wire is a carrying a current of 23 a and the other wire
a passenger on a stopped bus notices that rain is fallingvertically just outside the window when the bus moves with
an iron ball having a mass of 5 kg is lifted from the floor to a height of 25 meters above the floor remember kilograms
if a 600 kg car is moving with a speed of 25 ms that what is its kinetic energynbsp state your answer in joulesnbsp