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1. A rectangular container measuring 28cm x 53cm x 66cm is filledwith water. What is the mass of this volume of water in kilogramsand grams?_____________ kg_____________ g2. Compute the density in g/cm3 of a piece of metal that has amass of 0.520 kg and a volume of 62 cm3._____________g/cm3
A 2.0-kg mass moves with a speed of 5.0 m/s. It collides head-on with a 3.0 kg mass at rest. If the collision is perfectly inelastic, what is the speed of the masses after the collision
A uniform drawbridge must be held at a 37 angle above the horizontal to allow ships to pass underneath. What is the angular speed of the drawbridge
For a certain change, the value of ëU is -2.37 kJ. During the change, system absorbs 650 joules. How much work did the system do.
A steel wire strung between two supports is initially horizontal when there is no tension on it. When a 9.5 kg painting is hung on the wire, the wire makes a 25° angle to the horizontal, as shown. Illustrate what is the diameter of the wire?
A beam of light traveling in air is incident on a transparent plastic material at an angle of incidence of 49°. What is the index of refraction of the plastic
You decide to travel by car for your holiday visits this year. You leave early in the morning to avoid congestion on the roads. How far did you travel on this trip
A charge of 190 µC is at the center of a cube of edge 75.0 cm. No other charges are nearby. Find the total flux through each face of the cube
A copy of The History of the Decline and Fall of the Roman Empire by Edward Gibbon lies exactly in the middle of an otherwise empty 6.1m long bookshelf in Robarts Library. What is the speed at which the librarian raised the shelf
A particle with mass of 5.00 x 10^-8 kg and 4?C of charge with an initial horizontal velocity of Vox=400m/s enters to a region of a uniform electric field with magnitude of E=2,000N/C formed between two parallel plaques of .75 m of length
A railroad car of mass 2.58 104 kg is moving with a speed of 3.88 m/s. It collides and couples with three other coupled railroad cars, What is the speed of the four cars after the collision
The ball has a mass of 30 kg and a speed v=4m/s at the instant it is at its lowest point, 0 degrees.. Determine the tension in the cord at the instant = 25. Neglect the size of the ball. Determine the rate at which the ball's speed is decreasing at t..
A capillary-tube viscometer is being selected to measure viscosity of a liquid food, If the tube length is 10 cm and a maximum pressure of 25 Pa can be measured, determine the tube diameter to be used
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