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An ordinary glass is filled to the brim with 350 mL of water at 100 degrees celsius. If the temperature decreased to 20 degrees celsius, how much water could be added to the glass?
The image produced by a concave mirror is located 37 cm infront of the mirror. The focal length of the mirror is 14 cm. How far in front of the mirror is the object located
Determine the rebound angle ? if the coefficient of restitution for the impact of the ball with the floor is 0.4.
A worker pushes horizontally on a large crate with a force of 297 N, and the crate is moved 4.8 m. How much work was done.
Review Interactive Solution 12.47 for help in approaching this problem. When resting, a person has a metabolic rate of about 7.05 x 105 joules per hour. find the water temperature in degrees Celsius after half an hour
A three-step cycle is undergone by n moles of an ideal diatomic gas: (1) the temperature of the gas is increased from T_1 to T_2 at constant volume, compute the efficiency of the cycle in terms of T_1 and T_2
A steel cable with total length 20m and mass 100kg is connected to two poles. The tension in the cable is 2,000N, and the wind makes the cable vibrate with a frequency of 2Hz. Calculate the wavelength of the resulting wave on the cable.
A billiard ball moving at 6.00 m/s strikes a stationary ball of the same mass. After the collision, the first ball moves at 4.94 m/s at an angle of 34.5° with respect to the original line of motion, find the struck ball's velocity after the collisi..
falls resulting in hip fractures are a major cause of injury and even death to the elderly. typically the hips speed at
In outer space a rock of mass 12 kg is acted on by a constant net force ‹ 30, ?14, 49 › N during a 3 s time interval. What was the rock's velocity at the beginning of the time interval
Fill a glass with water. Look down through the water, and then through the glass to your hand on the outside. Can you see it? Tip the glass towards you and watch your hand disappear. Why? Do you know what physical phenomena this observation is rel..
An artificial satellite circling the Earth completes each orbit in 142 minutes. Find the altitude of the satellite
A 13.0 k? resistor and a capacitor are connected in series and then a 12.0 V potential difference is suddenly applied across them. Calculate the time constant of the circuit
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