Determine the average resistance force exerted on him
A 80 kg diver steps off a 10 m tower and drops from rest straight down into the water. If he comes to rest 4.1 m beneath the surface, determine the average resistance force exerted on him by the water.
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An 8.5 g ice cube is placed into 255 g of water. Calculate the temperature change in the water upon the complete melting of the ice. Assume that all of the energy required to melt the ice comes from the water.
A thin, circular disc is made of lead and has a radius of 0.0350 cm at 20.0 °C. Determine the change in the area of the circle if the temperature is increased to 625.0 °C. The coefficient of linear thermal expansion for lead is 29.0 x 10-6
Determine the location of the stagnation point xo as a fucntion of V and m. (b) Determine the static pressure variation along the wall as function of x (c) sketch the resultant pressure distribution.
How do you write a balanced equation, predicting and identifying possible products of potassium phosphate and magnesium nitrate?
A 3.00 µF and a 5.00 µF capacitor are connected in series across a 30.0 V battery. A 10.00 µF capacitor is then connected in parallel across the 3.00 µF capacitor. Determine the voltage across the 10.00 µF capacitor.
Suppose that .88 g of water condenses on a 75.0 g block of ironthat is initially at 22C. If the heat released during condensation goes only to warming the iron block, what is the final temperature( in C) of the iron block?
Assuming both air flows to be steady, inviscid and incompressible, and neglecting body forces and weight of the cylinder, determine the magnitude and direction of the net force acting on the cylinder plug. P=1.5x10^5 Pa, T=20 deg C.
Then the car slows down at a constant rate. Suppose that the total distance moved by your car during these two phases is 56.7 m when its initial speed is 82.0 km/h, and 24.4 m when the initial speed is 49.8 km/h.What is the magnitude of the decele
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