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A mass of 2 kilogram tied to a string whose length is 0.5 meter. You swing the mass in a horizontal circle and the mass is moving with uniform circular motion.
a) Determine the nature of the centripetal force?
b) Determine the speed of the mass if you make one revolution is 1.5 sec?
c) Find the angular speed of the mass?
d) Determine centripetal force acting on the mass.
e) Find what is acting as the centripetal force on the Mass M?
a man carries a 50 kg backpack up a flight of stairs. each step is 10.0 cm high and the man climbs 150 steps. he then
A 4 cm diameter loop with resistance 0.18 Omega surrounds a 2 cm diameter solenoid. The solenoid is 15 cm long, has 100 turns, and carries the current shown in the graph. A positive current is cw when seen from the left.
Blocks A (mass 6.50kg ) and B (mass 15.00kg ) move on a frictionless, horizontal surface. Initially, block B is at rest and block A is moving toward it at 10.0m/s . The blocks are equipped with ideal spring bumpers. The collision is head-on, so al..
a - 310-6f capacitor and a - 510-6f capacitor are connected in series across a 500-v supply line. the charged
A wall-mounted lamp of mass m is suspended from a light curved rod. What is the tension force on the horizontal wire
High-intensity desk lamps are rated at 30 W but require only 13 V. They contain a transformer that converts 125 V household voltage. What is the current in the secondary when the lamp is on?
a hot air balloon rises from the ground with a velocity of 2.0 msyhat. a champagne bottle is opened to celebrate
A 17.0 m-long copper wire, 2.10 mm in diameter including insulation, is tightly wrapped in a single layer with adjacent coils touching, What is the length of the solenoid
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An ammeter with an internal resistance of 51.0 ? measures a current of 5.05 mA in a circuit containing a battery and a total resistance of 1390 ?. Determine the actual value of the current
John shoves a 0.50-kg block from the bottom of a frictionless 30.0° inclined plane. He performs 4.0 J of work and the block slides a distance s along the incline before it stops. Determine the value of s.
q1. compute earths gravitational force on the shuttle astronauts while orbiting at an altitude of 220 miles or 354 km
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