Treating the wheel as a hoop
A torque of 1.14 N•m is exerted to a bicycle wheel of radius 27 cm and mass 0.90 kg. Treating the wheel as a hoop, determine its angular acceleration.
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Three forces in the plane act on the object. Forces are 7N, 11N, and 15N. Angle between 7N and 11N forces is 105 degrees. If not, determine magnitude and direction of resultant force.
As a 1.6×10^4 kg jet plane lands on the aircraft carrier, its tail hook snags a cable to slow it down. The cable is joined to a spring having spring constant 6.4×10^4 N/m. When the spring stretches 33 m to stop the plane, determine the
Arrange the following atoms in order of increasing ionization energy: oxygen, lithium, strontium, chlorine, tellurium and magnesium. Explain your order.
First stone is just dropped over edge, where as second stone is thrown horizontally at 45 ft/s. About how far apart will stones be when they land?
Calculate the molarity of the NaOH solution if 25.21 mL of NaOH solution us needed to react completely with the 0.550g KHP,
A granite rock of 170 kg (density = 2700 kg/m3) is dropped into the lake. A woman dives and tried to lift the rock. Find out how much force the woman requires to apply to lift it from the bottom of the lake. Do you think she can do it?
What is the percentage of KHP in this sample? In the titration of an impure sample of KHP, it was found that 6mL of 0.100M NaOH was needed to react totally with 0.765g of sample.
The density of the solution is 1.21 g/ml and the density of the water is 1.0g/ml. A student taken 10.0 ml of this solution and dilutes it with water to 250 ml (3 SF).
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