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At a depth of 10 meters in a freshwater lake, answer the following
1. what is the pressure in kPa due to the submersion in the water? (the correct answer is between 1 and 100)
2. What is the total pressure in kPa? (the correct answer is between 100 and 200)
A particle with a mass of 4.10 × 10-20 kg is oscillating with simple harmonic motion with a period of 2.9 × 10-5 s and a maximum speed of 2.3 × 103 m/s.
A 22.0-caliber rifle bullet of mass 1.80 grams, traveling at 340m/s, strikes a block of soft wood, which it penetrates to a depth of 0.100 meters. The block of wood is clamped in place and doesn't move. Assume a constant retarding force. What force, ..
A 120 V potential difference is applied to a space heater whose resistance is 16 Ω when hot. (a) At what rateis electrical energy transferred to thermal energy?(b) What is the cost in cents for 5.3 h at US5.0¢/kW·h?
A conducting cubic box has all faces at zero potential. Side of the box has length a. The box is filled with a total charge Q distributed unifomly inside the box. Find the potential at points inside the box
A hill that has 18.6 percent grade is one that rises 18.6 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?
What system can help developing the solid waste management in Zambia? Please explain the principle.
A negative charge of -0.525%u03BCC exerts an upward 0.205N force on an unknown charge 0.310m directly below it. What is the unknown charge in microcoulombs
Find chemical potential exactly as a function of temperatureT for the given gas density n=N/S where S is the surface area. Is there Bose-Einstein condensation? Explain your answer.
The largest building in the world by volume is the Boeing 747 plant in Everett, Washington. It measures approximately 634 m long, 709 yards wide, and 108 ft high. a)What is its volume in cubic feet? b) Convert your result from part A to cubic mete..
Knowing that the collar is released from rest at x = x0 and neglecting friction between the collar and the horizontal rod, determine the magnitude of the velocity of the collar as it passes through point C.
A 1110 N man stands in the middle of a frozen pond of radius 4.18m. He is unable to get to the other side because of a lack of friction between his shoes and the ice. To overcome this difficulty, he throws his 0.645 kg physics textbook horizontall..
An electric heater used to boil small amounts of water consists of a 15-Ω coil that is immersed directly in the water. Itoperates from a 120-V socket. How much times is required for this heater to raise the temperature of 0.5 kg of water from 13de..
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