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What is the change in volume of an aluminum sphere of with a 10-cm radius when the temperature changes from 25oC to 35oC? The coefficient of volume expansion of aluminum is 75 x 10-6 (oC)-1. The volume of a sphere is V = (4/3)πr3. Give your answer in mm3. Please use correct significant figures in final answer. Show all steps.
A 1.00 m3 container of air absorbs 6098 J of heat at a constant pressure of 1.00 atm. Find the increase in the air's internal energy
A tractor tows a plane from its airport gate, doing 8.9MJ of work. How far does the tractor move the plane
When an AC source is connected across a 15.0-? resistor, the rms current in the resistor is 7.10 A. Find the rms voltage across the resistor. Find the peak voltage of the source. Find the maximum current in the resistor
Two 10.0 cm -diameter electrodes 0.52 cm apart form a parallel-plate capacitor. What is the electric field strength inside the capacitor after insulating handles are used to pull the electrodes away from each other until they are 1.3 cm apart
a 25.8 g block of copper whose temperature is 406 k is placed in an insulating box with a 53.4 g block of lead whose
The maximum speed of the pendulum bob in a grandfather clock is 0.45 m/s. what is the length of the pendulum
Calculate the rate of heat conduction through house walls that are 13.0cm thick and that have an average thermal conductivity twice that of glass wool. Assume there are no windows or doors.
A 750 kilogram elevator starts from rest. It moves upward for 3.50 second with constant acceleration until it reaches its cruising speed, 1.75 m/s. Find how does this power compare with the motor power when the elevator moves at its cruising speed
An empty storage tank has a volume of 144 ft3. What is the buoyant force exerted on it by the air
Three particles, each with charge -q, are located at the vertices of an equilateral triangle and one particle of charge +q is located at its center. How much work does it take to assemble this configuration
The work needed to remove an electron from the surface of sodium is 2.3eV. Find the maximum wavelength of light
three charged particles with q1 -50 nanocoulomb q2 50 nanocoulomb q3 30 nanocoulomb are placed in a triangle. q1 and q2
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