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to monitor the breathing of a hospital patient a thin belt a 200-turn coil is placed around the patients chest suppose
consider a horizontal square plate capacitor of area 1818 m2 capacitance in vacuum 1 f which contains a dielectric
a crate of mass m 92 kg is pushed at a constant speed up a frictionless ramp 29deg by a horizontal force the
if you charge a capacitor c1 with a battery v then disconnect the capacitor and use it to charge 3 capacitors c2-4
synchronous communications satellites are placed in a circular orbit that is 359 107 m above the surface of the earth
saturn has an equatorial radius of 600 107 m and a mass of 567 1026 kga compute the acceleration of gravity at the
a 62-kg bungee jumper has fallen far enough that her bungee cord is beginning to stretch and resist her downward motion
the mass of the sun is 199 x 1030 kg and its distance from earth is 150 million kilometers 150 x 109 meters what is the
1 the distance between earth and its moon is 384 x 108 meters earths mass is m 59742 x 1024 kg and the mass of the moon
induced emf measurements can be used to measure the speed of a conducting fluid such as sea water if a 20 cm inner
1 calculate the force between two objects that have masses of 70 kg and 2000 kilograms separated by a distance of 1
two strings with linear densities of 0005kgm are stretched over pulleys adjusted to have vibrating lengths of 050m and
a physics professor is pushed up a ramp inclined upward at an angle 330circ above the horizontal as he sits in his desk
a long cylindrical conducting shell has inner radius r110 cm and an outer radius r212 cm the conductor has no net
the thermal energy of 0800 mol of a substance is increased by 0900 j what is the temperature change if the system is a
you are an astronaut m 115 kg and travel to a planet that is the same mass and size as earth this new planet however
a weight is attached to one end of a lightweight spring held at other end when the weight comes to rest the spring is
a helicopter has blades of length 25m extending out from a central hub and rotating at 400 revs if the vertical
a 1500 lb car traveling 80 mph due west is struck by lightening and charged with an enormous negative charge if the
a long straight wire lying along the x-axis carries a constant 5 a current along the positive x direction a small 5mm
the time constant of an rc circuit is 21 s how much time t is required for the capacitor uncharged initially to gain
a 20 kg breadbox on a frictionless incline of angle 33deg is connected by a cord that runs over a pulley to a light
in a heart pacemaker a pulse is delivered to the heart 81 times per minute the capacitor that controls this pulsing
how many time constants a decimal number must elapse before a capacitor in a series rc circuit is charged to 600 of its
explain how you might use the concept of beat frequency to tune a musical instrument using tuning forks would this