### What is its angular momentum

Assignment Help Physics
##### Reference no: EM13544773

A turntable of mass 5.01 kg has a radius of 0.129 m and spins with a frequency of 0.530 rev/s. What is its angular momentum? Assume the turntable is a uniform disk.

### Write a Review

#### Find the wavelength of the wave in the glass

An electromagnetic wave with a frequency of 4.60×10^14 Hz propagates with a speed of 2.14×10^8 m/s in a certain piece of glass. Find the wavelength of the wave in the glass

#### A rope is wrapped around a wooden cylinder

The sun is more massive than the moon, but the sun is farther from the earth. Which one exerts a greater gravitational force on a person standing on earth? Give the answer by determining the ratio Fsun/ Fmoon of magnitudes of gravitational forces.

#### Determine the voltage drop across the capacitor

A 4.90?F capacitor that is initially uncharged is connected in series with a 8.00k? resistor, A long time after the circuit is completed (after many time constants) what is the voltage drop across the capacitor

#### Find the voltage amplitude

A sinusoidal ac voltage source in a circuit produces a maximum voltage of 12.6V and an rms current of 7.50mA. Find the voltage amplitude

#### What is the charge on the sphere

A small, plastic sphere of mass m = 111 g is attached to a string There is an electric field of 122 N/C directed along the + x axis

#### Explain the magnitude of the centripetal acceleration

explain the magnitude of the centripetal acceleration. At what two locations on the x-axis (xpositive, xnegative) is the potential zero.

#### What energy must electrons have to pass through undeflected

A velocity selector has a magnetic field of magnitude 0.28 G perpendicular to an electric field of magnitude 0.43 kV/m. What energy must electrons have to pass through undeflected

#### Find how much energy is released in this decay

Free neutrons (unlike those in the nucleus of an atom) decay spontaneously into a proton, an electron and an antineutrino. How much energy is released in this decay

#### Find how far from the lens is the object

An object is placed to the left of a lens, and a real image is formed to the right of the lens. How far from the lens is the object

#### Find the ratio of the final volume of gas to initial volume

Six grams of helium (molecular mass = 4.0 u) expand isothermally at 320 K and does 9000 J of work. determine the ratio of the final volume of the gas to the initial volume

#### What will be the frequency of oscillations

The springs of a 1800kg car compress 5.4mmwhen its 64kg driver gets into the driver's seat.If the car goes over a bump, what will be the frequency of oscillations

#### Find the magnitude of the induced current in the wire

A piece of insulated wire is shaped into a figure 8, as shown in Figure P31.18. The radius of the upper circle is 5.00 cm and that of the lower circle is 9.00 cm. What is the magnitude of the induced current in the wire