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Which of the following describes an object withnonzero net force acting on it? Choose all thatapply.
A car accelerated at a constant ratewhile proceeding along a straight path.A plane sped along at a constant ratewhile making a u-turn.A boat moved at a constant speed whilemoving in a straight line.A rocket sped up while making a rightturn.A truck slowed down while making a leftturn.
A dolphin at Seaworld is to jump through a hoop held in the air by a trainer, At what speed did the dolphin leave the water
The two blocks, m1 = 1.40 kg and m2 = 5, are connected by a mass less rope that passes over a pulley. The pulley is 12 cm in diameter and has a mass of 2.0 kg.
An electromagnetic wave has the wavelength of 42.6 ?m and intensity of 78.5 W/m^2. Find the momentum of one photon
You are watching an object that is moving in SHM. How much farther from this point will the object move before it stops momentarily and then starts to move back to the left
A spring with spring constant 250 N/m is compressed by 0.13 m and then used to propel a 0.035-kg ball directly upward. If needed, use g = 10 m/s2. what is the height of the ball at it's peak
A 1.5kg weight hangs from a 8.0kg, solid wheel with a 20 cm circumfrence by a thin string wrapped several times around the circumfrence. How fast (in radians/second) is the wheel turning just before the weight hits the floor
The speed of light in a certain piece of clear plastic is 1.87 108 m/s. A ray of light strikes the plastic at an angle of 17°. At what angle is the ray refracted
A sphere of radius r starts from rest and rolls without slipping along a curved surface, Find the final speed v of the sphere's center of mass
a disk with a rotational inertia of 5.00 kg m2 and the radius of 0.25 m rotates on a frictionless fixed axis perpendicular to the disk, the maximum angular acceleration of the disk is
A monatomic ideal gas that is initially at a pressure of 1.41 * 10^5 Pa, How much work is done by the gas during the compression
The equation of a transverse wave traveling in a rope is given by y=10sinx(0.01x-2.000. where y and x are expressed in centimeters and t in seconds. Find the amplitude, frequency, velocity and wavelength of the wave. Find the maximum transverse speed..
Light of wavelength 630 nm passes through a grating and then onto a screen located several meters from the grating. Determine the wavelength of the second source
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