What is the turntable''s angular velocity

Assignment Help Physics
Reference no: EM13233946

A 1.7kg , 20-cm-diameter turntable rotates at 50rpm on frictionless bearings. Two 530g blocks fall from above, hit the turntable simultaneously at opposite ends of a diameter, and stick.

1. What is the turntable's angular velocity, in rpm, just after this event?

Reference no: EM13233946

Questions Cloud

What is minimum charge required to pickup the tissue paper : You hold a ruler that has a charge on its tip 2 cm above a small piece of tissue paper to see if it can be picked up, What is the minimum charge required to pick up the tissue paper
Evaluate the ksp at the temperature : The solubility of magnesium phosphate at a given temperature is 0.385 g/L. Calculate the Ksp at this temperature.
Determine the increase in investment at a given price level : John Maynard Keynes believed that wages may be inflexible in the downward direction. Consequently, an economyA) could get stuck in long-run equilibrium. B) could get stuck in a recessionary gap. C) could get stuck in an inflationary gap. D) would alw..
Explain what is the concentration of the chloride ion : What is the concentration (inM) of the chloride ion when 18.9 mL of a 0.606M solution of barium chloride is combined with 15.1 mL of a 0.62 M solution of aluminum chloride? Assume the volumes are additive
What is the turntable''s angular velocity : A 1.7kg , 20-cm-diameter turntable rotates at 50rpm on frictionless bearings, What is the turntable's angular velocity, in rpm, just after this event
Fear of american nuclear attack. economic inflation : Fear of American nuclear attack. economic inflation which was reducing the real wages of salaried workers. student demands for greater democracy.
Eliminate unit productions from the following : Eliminate unit productions from the following CFG S->AB A->a B->C/b C->D D->E E->a
Explain relates back to the uv-vis spectrum recorded : How do the brilliant colors( purple) of these transition metal complexes (i.e. Cobalt hexhydrate) relates back to the UV-Vis spectrum recorded
Explain the door''s moment of inertia : A 21kg solid door is 220 cm tall, 92cm wide, What is the door's moment of inertia for rotation about a vertical axis inside the door, 13cm from one edge

Reviews

Write a Review

Physics Questions & Answers

  Find out the focal length of the convex mirror

A high-speed photograph of a club hitting a golf ball. The club was in contact with a ball, initially at rest, for about 0.0028s. If the ball has a mass of 55 g and leaves the head of the club with a speed of 1.8 102 ft/s, find out the average forc..

  What is the change in the gravitational potential energy

What is the force acting on the board because of the left support when a diver of mass 63.20 kg stands at the end of the board over the water? Suppose that these forces are vertical.

  Find the value for acceleration

Calculate the velocity of the object for an elapsed time of t=1s. Use the formula v=v0+at, these use the v0,and the value for acceleration you determined in previouse step. PROBLEM:V=Vo+at Vo is 3.8 m/s a=1.2m/s^2

  How long must the engine burn in order to reach this speed

how long must the engine burn in order to reach this speed. What will be the equilibrium temperature when a 259 block of copper at 258 is placed in a 137 aluminum calorimeter cup containing 836 of water at 16.

  Compute the initial energy of the crate

A bucket filled with water has a mass of 54 kg and is hanging from a rope that is wound around .050 m radius stationary cylinder. if the cylinder does not rotate and bucket hangs straight down, what is the magnitude of the torque the bucket produc..

  What magnitude of force must the worker apply

An electric scooter has a battery capable of supplying 140 Wh of energy. If friction forces and other losses account for 60.0 percent of the energy usage, what altitude change can a rider achieve when driving in hilly terrain, if the rider and scoote..

  What is the magnitude of the friction force

A plane is flying southwest at 155 mi/h and encounters the wind from the west at 45mi/h? what is the planes new velocity with respect to the ground in standard position.

  How much work is being done on the box

An alpha particle with kinetic energy 17 MeV makes a head-on collision with a lead nucleus at rest. What is the distance of closest approach of two particles.

  Assume that no friction forces oppose the motion

A motorist travelling at 82 km/hr is being chased by a police car at 131 km/hr. If the police car starts from 3.5 km back, how long does it take to catch the motorist? Leave time in hours.

  Determine the magnitude and direction of force on tooth

Two ants race across a table 74 cm long. One travels at4.64 cm/s and the other at 3.99999 cm/s. while first one crosses the finish line, how far behind is the second one? Answer in units of cm.

  Find out the average magnitude of the induced emf

An emf is induced in a conducting loop of wire 1.16 m long as its shape is changed from square to circular.

  How fast is the river flowing

Two charged pith balls are suspended on very light 10.7 cm strings. Each has a mass 11.0 g. In stability, the total angle between the strings is 37 degrees. Draw the free body diagram for one of the pith balls and clearly label all forces with magnit..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd