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Question: A hailstone traveling with a velocity of 43 meters/second comes to a virtual stop 0.28 seconds after hitting water. What is the magnitude of its acceleration in the water? The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
Discuss the charge exchange process and the charge state of the metal sphere after each step. Use the diagram to the right in your explanation.
A 90% efficient turbine operates between two reservoirs connected by a 200-m length of 40-cm-diameter cast iron pipe that transports 0.8 m3=s of 20-C water. Estimate the power output of the turbine if the elevation difference between the surfaces ..
To compare the efficiency of a microwave with the efficiency of an electric kettle, Joey placed 500 mL of water into each. Joey's teacher helped her calculate the energy required to boil the water, which was 168 kJ.
Three boys with mass 28, 35 and 40 Kg build a raft joining logs of 20 cm diameter and 2m of length each, in order to use it. How many logs must unite to float
A long, straight wire carries a current I1 = 3.5 A and is a distance h =15 cm from a rectangular current loop that carries a current I2 = 1.5 A. What is the force exerted by the current loop on the wire
To prepare homemade ice cream a crank must be turned with a torque of 3.6 N m. Determine how much work is required to complete eight turns of the crank
An electron moving at 3.60 103 m/s in a 1.10 T magnetic field experiences a magnetic force of 1.40 10-16 N. What angle does the velocity of the electron make with the magnetic field? There are two answers between 0° and 180°. 1 ° (smaller value) 2 ° ..
A thermos contains 159 cm3 of coffee at 93.7 °C. To cool the coffee, you drop two 13.2-g ice cubes into the thermos. The ice cubes are initially at 0 °C and melt completely. What is the final temperature of the coffee in degrees Celsius? Treat the..
arie van wijngaarden shoots a puck at his goaltender father. arie stands 30 meters from a net having dimensions 3
A neon sign transformer has a 350W AC output with an rms voltage of 17 kV when connected to a normal household outlet. There are 500 turns of wire in the primary coil.
three forces are applied to a bracket as shown. determine the range of values of alpha for which the magnitude of the resultant forces acting on a is less than 600n
A 0.0346 kilogram bullet is fired horizontally into a 3.67 kilogram wooden block attached to one end of a mass less, horizontal spring (k = 860 N/m). Find what is the speed of the bullet
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