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Solve the following questions:
Question 1: Calculate the acceleration of a skier heading down a 10.0 deg, slope, assuming the coefficient of friction for waxed wood on wet snow. (The coefficient of kinetic friction for waxed wood on wet snow is 0.1).
Question 2: Find the angle of the slope down which this skier could coast at a constant velocity?
Please show how you obtained the acceleration of a skier.
A 3.0 µF capacitor has acapacitive reactance of 1.0 k. What is the frequency of the applied voltage?
A rigid container of nitrogen gas (N2) at 31° C contains 407 L at a pressure of 3.5 atm. If 26.6 kJ of heat are added to the container, what will be the new temperature of the gas?
White light containing wavelengths from 400 nm to 750 nm falls on a grating with 7000 lines/cm. How wide is the first-order spectrum on a screen 2.10 m away.
q1. a father m 70 kg and son m 45 kg are standing facing each other on a frozen pond. the son pushes on father and
Initially at rest, a small copper sphere with a mass of 4. 10-6 kg and a charge of 9. 10-4 C is accelerated through a 6500-V potential difference before entering a magnetic field of magnitude 4 T, directed perpendicular to its velocity. What is the r..
Find what is the spring constant of a spring that stretches 2.00 centimeter when a mass of 0.600 kilogram is suspended from it
1) A+4.51-nC charge is located 4.10 m from a-2.86-nC charge. Find the magnitude of the electrostatic force exerted by one charge on the other.2) An alpha particle (charge = +2e) is sent at high speed toward a gold nucleus (charge = +79e). What i..
the nucleus of an atom consists of protons and neutrons no electrons. a nucleus of a carbon-12 isotope contains six
Find an action to decrease the rise time of pulses passing through an amplifier.
A 23 kg suitcase is being pulled by a handle that is at an angle of22° above the horizontal. what is the force F applied to the handle
A barge is 15.0 m wide and 75.0 m long and has vertical sides. What is the weight of the barge and its cargo
A baseball is thrown with a velocity of 31 m/s at an angle of 40o from a height of 1.8 meter. Find the vertical and horizontal velocity components
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