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A block is shoved up a 22 slope with an initial speed of 1.4 . The coefficient of kinetic friction is 0.70.
How far up the slope will the block get?
question1a wooden rod of insignificant mass and length 83.0 is pivoted about a horizontal axis through its center. a
At time t = 0, a ball is struck at ground level and sent over level ground. At what initial angle above the horizontal is the ball launched
An object 1.40 cm high is held 3.00 cm from a person\'s cornea, and its reflected image is measured to be 0.167 cm high. Find the magnitude of the radius of curvature of the convex mirror
suppose that the displacement of your hand is 0.70 m as you throw the ball straight up. How long is the ball is in your hand.
A white dwarf star has surface temperature 20 kK. Where is the Wien peak in this star s blackbody curve
An alpha particle (a He nucleus, containing two protons and two neutrons and having a mass of 6.52×10^?27 kg) traveling horizontally at 35.2 km/s enters a uniform, What effect does the magnetic field have on the speed of the particle
A rocket has an initial mass of 28,000 kg, of which 20 percent is the payload. It burns fuel at a rate of 185 kg/s and exhausts its gas at a relative speed of 1.8 km/s.
In a hydaulic lift the radius of the pistons are 1.75cm and 17.5cm. A car weighing 19.6kN is to be lifted by the force of the large piston. how far is the car lifted
a string stretched between two fixed ends vibrates in its second harmonic with a frequency f=2 Hz. if the velocity that links the frequency and wavelength is equal to 40 m/s, find the wavelength of the stationary wave
Two infinitely large sheets of charge are vertical, parallel to each other, and 24.0 cm apart. One of the sheets has a charge density of +4.60 x 10 -7 C/m2. Calculate the unknown sheet's surface charge density
In a certain RLC circuit, the RMS current is 6.42 A, the RMS voltage is 235 V, and the current leads the voltage by 55.6°. Calculate the average power dissipated in the circuit
The Millenium Falcon is chased by the Imperial Forces. The ship is moving at a speed of 0.615 c. What is the velocity of the protons in the resting frame when the cannon is shot in the backward direction
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