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The speed of light in vacuum is 186000 mi/s = 3.0E+8 m/s. Use this fact to find the number of kilometers in a mile.
a)_____km/mi
b) The weight of 1.00 ft3 of water is 62.4 lb, and 1.00 ft = 30.5 cm. Use this information and the fact that 1.00 cm3 of water has a mass of 1.00 g to find the weight in pounds of a 1.00-kg mass. _____lb/kg
3) The mass of one uranium atom is 4.0 10-26 kg. How many uranium atoms are there in 4 g of pure uranium?
When a sample of liquid is inserted into a solenoid carrying a constant current, the magnetic field inside the solenoid decreases by 0.005%. Determine the magnetic susceptibility of the liquid
Suppose that the dipole moment associated with an iron atom of an iron bar is 2.4 x 10-23 J/T. Assume that all the atoms in the bar, which is 6.5 cm long and has a cross-sectional area of 1.1 cm2, have their dipole moments aligned. (a) What is the di..
An object with mass 4.0 is attached to a spring with spring stiffness constant 230 and is executing simple harmonic motion. When the object is 1.9×10?2 from its equilibrium position, it is moving with a speed of 0.65 . Calculate the amplitude of the ..
In an X-ray scattering measurement the first order diffraction peak is observed at ? = 16.5°. What is the angle of the third order peak
An L-R-C series circuit has C=4.80*10^-6F, L= 0.500H, and source voltage amplitude V= 54.5V. The source is operated at the resonance frequency of the circuit. If the voltage across the capacitor has amplitude 77.5V, what is the value of R for the res..
A 80.0 box contains helium at a pressure of 1.50and a temperature of 110. What is the final thermal energy of each gas
An ideal transformer has 50 turns in its primary and 400 turns in its secondary. 8.0- ac is connected to the primary. What is the power supplied to the primary
Amber (n = 1.546) is a transparent brown-yellow fossil resin. An insect, trapped and preserved within the amber, How far below the surface is the insect actually located
The potential in a region between x = 0 and x = 6.00 m has a linear relation, Calculate the potential at the following positions: x = 0, 3.00 m and 6.00 m and also find magnitude and direction
A simple pendulum is made from a string that is 0.65m inlength with a mass of 0.2 kg attached to the free end. The mass is pulled to one side through a small angle and released fromrest. What s the angular frequency and period of the pendulum? if t..
Two particles having charges q1 = 0.400nC and q2 = 4.00nC are separated by a distance of 1.50m. At what point along the line connecting the two charges is the total electric field due to the two charges equal to zero
A 10 kg dog is standing on scale in an accelerating elevator. If the scale reads 5 kg, what is the acceleration of the elevator
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