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when a resistor is connected across the terminals of an acgenerator 115 v that has a fixed frequency there is a current
submarine propeller spins at 200 revolutions per minutea angular velocity in radians per secondb what is the speed of a
suppose that 100 mole of an ideal monotomic gas begins at a temperature of 200 c the gas starts at 100 atmosphere and
a bob of massm is suspended from a fixed point with a massless string of lengthl ie it is a pendulum you are to
a galvanometer with a coil resistance of 140 and a full-scale current of 0120 ma is used with a shunt resistor to make
a satellite is in a circular orbit about the earth m 598 x1024 kg the period of the satellite is 765 x104 s what is
a child is twirling a 00165-kg ball on a string in a horizontalcircle whose radius is 0130 m the ball travels once
select true or false for each of the following statements regarding magnetism and the earths magnetic field b1 the
the moon orbits the earth at a distance of 385 x 108 m assume that this distance is between the centers of the earth
a fixed inductance of 018 mh is used in series with a variable capacitor in the tuning section of a radio what
which of the following statements are true choose all that apply1 the magnetic field is always perpendicular to the
the distance from knee to the hip is 55 cm the weight of that partis 9 kg the distance from knee to the foot is 45 cm
a uniform steel beam of length 500m has a weight of450103 n one end of the beam is bolted to avertical wall the beam is
a wheel is spinning at 29 rads over aperiod of 15 s it is spinned up to343 radsa determine its angular acceleration
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in figure a a 55 kgdog stands on a 19 kg flatboatat distance d 61 m from the shore it walks 20 m along the boattoward
a current of 180 ma ismaintained in a single circular loop of 250 m circumference a magnetic field of 0810 t is
a magnetic field is perpendicular to the plane of a single-turn circular coil the magnitude of the field is changing so
one electron collides elastically with a second electroninitially at rest after the collision the radii of
while trying out for the position of pitcher on your high schoolbaseball team you throw a fastball at 764 mih toward
Sound waves, a)If you install special sound-reflecting windows that reduce the sound intensity level by 32.0 dB , by what factor have you reduced the sound intensity? b)If, instead, you reduce the
Electric charge and electric field, A circular arc has a uniform linear charge density of 8 nC/m. The value of the Coulomb constant is 8.98755 * 10^9 N*m^2/ C^2. What is the magnitude of the electric
Brownian motion, What is importance of Brownian motion in physics and the experimental verification of the Brownian motion.
Oscillator, What do you mean by the Oscillator
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