A rifle with a weight of 35 n fires a 50-g bullet with a
A rifle with a weight of 35 N fires a 5.0-g bullet with a speed of 250 m/s.
(a) Find the recoil speed of the rifle.
m/s
(b) If a 675-N man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle.
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Suppose you have $20,000 cash today and can invest it at an interest rate of 10% compounded each year. How many years (to the nearest one-tenth year, xx.x) will it take you to become a millionaire
Cells use the hydrolysis of adenosine triphosphate ATP as a source of energy The conversion of ATP to ADP has a standard free-energy change of - 30.5 kJ/mol
In 1800, China, Japan, and Korea were all hereditary monarchies, but each system was distinct. In what ways were the monarchies alike? In what ways were they different?
If the price of a good is increased by 15% and the quantitydemanded changes by 20% then the price elasticity of demand isequal to What is the price of elasticity of demand between $2.50 and$2.25
A rifle with a weight of 35 N fires a 5.0-g bullet with a speed of 250 m/s, If a 675-N man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle
A mixture consisting of 0.130 mol N2, 0.041 mol O2, 0.100 mol CH4, and an unknown amount of CO2 occupies a volume of 8.90 L at 25°C and 1.09 atm pressure. How many moles of CO2 are there in this sample
Assume the demand and supply equations are the same as those givenin Question 11. Now assume the government introduces either aspecific excise tax of T=2 (i.e. $2) per unit, or an ad-valorem tax rate of t=0.2 (i.e. 20%).
The Allegory of the Cave. What is the purpose of this allegory? Explain the significance of the cave and the shadows and its relevance to the predicament of man.
A 2,200-kg car moving east at 10.0 m/s collides with a 3,000-kg car moving north. The cars stick together and move as a unit after the collision, Find the speed of the 3,000-kg car before the collision
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