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What are the products of complete combustion of hydrocarbons? What are the products of incomplete combustion? How are nitrogen oxides (NOx) formed, and what role do they play in air pollution?
A 72 kg crate is dragged across a floor by pulling on a rope attached to the crate and inclined 15° above the horizontal. If the coefficient of static friction is 0.49, what minimum force magnitude is required from the rope to start the crate moving
A container with a one-liter capacity at 27°C is filled with helium to a pressure of 2 atm. How many moles of helium does it hold
How can i calculate a moment of inertia about its central axis uniform solid cylinder has radius R, mass M and length L?
A hot- air balloon is ascending at the rate of 12m/s and is 80 m above the ground when a package is dropped over the side. (a) How long does the package take to reach the ground? (b) With what speed does it hit the ground?
Red light and Violet light travel during air and strike a block of plastic at the same angle of incidence. The angle of refraction is 31.220° for the red light and 30.620° for the violet light. The index of refraction for violet light in plastic is g..
A spring (k 200 N/m) is fixed at the top of a frictionless plane inclined at theta = 40 degree. A 1 kg block is projected up the plane, from an initial position that is distant d=0.6 m from the end of the relaxed spring with an initial kinetic ener..
An aircraft weighing 892 N is accelerated at 9.9 m/s/s for 5 seconds, What is the force required to launch the aircraft
100 grams of oxygen and 100 grams of hydrogen gas occupy separate, equal sections of 200 liter tank. find the pressure after the reaction ends
A cancer treatment called the gamma knife uses focused 60Co sources to treat tumors. Each 60Co nucleus emits two gamma rays, Determine the effective radiation dose received by the tumor
Pions and protons, both with momentum 4 GeV/c, travel between two scintillation counters distance L m apart. What is the minimum value of L necessary to differentiate between the particles if the time of flight can be measured with an accuracy of ..
q1. a solenoid is to be constructed that will have a resistance of 5.00 ohms and produce a magnetic field of 0.0400 t
A college student produces about 135 kcal of heat per hour on the average. What is the rate of energy production in watts
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