Determine tension force if the object is at the top of loop
An object of 3.38 kg is joined to a 2.28 m long string and swung in the vertical circle at a constant speed of 14.6 m/s. Determine the tension force if the object is at the top of the loop?
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The water tower 30 m tall is situated at the top of the hill. From the distance of D = 160 m down hill, it is observed that angle formed between top and base of tower is 8°. Determine angle of inclination of hill.
When the gauge pressure in the tires is 74.5 lb/in2 and the area of contact between each and every tire and the road is 7.13 cm2, determine your weight in Newton?
Determine the angular speed of the gate just after it is struck through the unfortunate raven?
Determine the moles of H2O2 present in a sample if the 0.05L of0.25 M KMnO4 solution are needed to react with the sample(use equation from 4F)
Determine the volume of oxygen formed by the electrolysis of 67.0mL of water at the 23.°C and 1.0 atm, using the ideal gas approximation.
Determine the percentage of CO in the exhaust gases? ( where the air is 21% O2. regard H2O as a gas) Even in a well-tuned engine, the combustion of C8H18(l) forms about 1mol of CO(g) per mole of C8H18.
An inductor and a resistor are joined in series across the AC generator. i) Instantly after the switch is closed. Determine the voltage across the resistor?
Describe the endothermic and exothermic reactions in terms of the sign of ΔH. Discuss how much heat was lost if a 625-ml sample of water was cooled from 50.0 C to 10.0C.
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