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A 106 kg object moves in a horizontal straight line with an initial speed of 58 m/s. If it is stopped along that line with a deceleration of 2.00 m/s2
what magnitude of force is required?
What distance does it travel while decelerating?
What is the absolute value of the work that is done by the decelerating force on the object?
You stand on a frictional platform that is rotating at 1.9 rev/s. Your arms are outstretched, and you hold a heavy weight in each hand. What is the resulting angular speed of the platform
A bungee cord is stretched between two poles with a force of 411 N. What is the velocity of a wave on this bungee cord
The current supplied by a battery in a portable device is typically 0.131 A. Find the number of electrons passing through the device
On a cold winter day, the outside temperature is -20°C and the inside temperature is maintained at 20°C. What is the rate of increase of the entropy of the universe
Glycerine in water diffuses along a horizontal column that has a cross-sectional area of 1.9 cm2. The concentration gradient is 2.8 10-2 kg/m4, Determine the diffusion coefficient
One afternoon, a couple walks three-fourths of the way around a circular lake, the radius of which is 1.46 km. What is the magnitude of the couple's displacement
Two polarizers are aligned to the angle between their polarization direction is 45 degrees. what fraction of the incident intensity is transmitted though the second
Two children, with masses 31 kg (on the left) and 45 kg (on the right), sit at opposite ends of a 3.2 m long seesaw with mass 23 kg, find the net torque on the seesaw
Suppose that 0.0025 m^3 of gas in a cylinder is compressed by a piston down to 0.001 m^3 while 675 J of heat flows out of the gas. what was the change in its internal energy
A vertical scale on a spring balance reads from 0 to 185 N . The scale has a length of 15.0cm from the 0 to 185N reading. what is the mass of the fish
In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and its riders from rest to 45.9 m/s in a time of 8.93 s. Find the average net force exerted on the car and riders by the magnets
In a double-slit experiment, slits separated by 1.240e-4 m are illuminated by a coherent 571 nm light source. What is the angular position of the first bright fringe
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