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A 2 kg mass dropped 2.0 m above a spring with a spring constant of 40.0 N/m. How much does the spring compress? Use g = 10 m/s^2
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Question: Suppose an earthquake shakes you with a frequency of 9.5 Hz as it passes and continues on to another city 75 km away, which it reaches in 15 s. What is the wavelength of the earthquake, in meters? The response ...
Question: A) A sled is being pulled along a horizontal surface by a horizontal force F_vec of magnitude 600 N. Starting from rest, the sled speeds up with acceleration 0.08 {\rm m/s}^2 for 1 minute. B) Find the average p ...
Question: Rotational Kinetic Energy and Conservation of Energy Ranking Task The five objects of various masses, each denoted m, all have the same radius. They are all rolling at the same speed as they approach a curved i ...
Question: Oxygen gas (O2) has a molar mass of about 32.0 g/mol, and hydrogen gas (H2) has a molar mass of about 2.00g/mol. Calculate (a) the rms speed of an oxygen molecule when the temperature is 300 K, and (b) the rms ...
Question: Your roommate is working on his bicycle and has the bike upside down. He spins the 70.0cm -diameter wheel, and you notice that a pebble stuck in the tread goes by three times every second. Part A) What is the p ...
Question: Ten days after it was launched toward Mars in December 1998, the Mars Climate Orbiter spacecraft (mass 629 kg) was 2.87x10^6 km from the earth and traveling at 1.20x10^4 km/hr relative to the earth. At this tim ...
Question: You are standing on a skateboard, initially at rest. A friend throws a very heavy ball towards you. You can either catch the object or deflect the object back towards your friend (such that it moves away from y ...
Question: PART A: How long (in ns) does it take light to travel 0.800m in vaccum? Express your answer in the appropriate units PART B: What distance does light travel in water during the time that it travels 0.800m in va ...
Question: What is the purpose of the rheostat in the resistance and resistivity experiment? 1) to limit the current in the circuit. 2) to overheat. 3) as an aid to adjusting the current in the circuit. 4) it is the resis ...
Question: Part A: At what angle θ1 to the normal would the first dark ring be observed? Part B: Suppose that the light from the pinhole projects onto a screen 3 meters away. What is the radius of the first dark ring on ...
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