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In the year 1930s, some trucks used a chain to transmit power from the engine to the wheels. Suppose the drive sprocket had a diameter 6 in., the wheel sprocket had diameter 20in., and the drive sprocket rotated at 300 rev/min.
a) Find the angular velocity of the drive sprocket in radians per second.
b) Find the liner velocity of the wheel sprocket in inches per minute.
c) Find the angular velocity of the wheel in radians per minute.
d) If the wheel has a diameter 38in, find the speed the truck is going to nearest mile per hour.
The trajectory of a projectile is represented by y = √3x - gx2/2. The angle of projection is
One student in the sample was 73 inches tall with a foot length of 29 cm. What is the predicted foot length for this student?
During the first part of a trip, a canoeist travels 98 miles at a certain speed. the canoeist travels 44 miles on the second part of the trip at a speed 5 mph slower. the total time for the trip is 3 hours. what was the speed on each part of the t..
A restaurant offers an "appetizer-plate special" consisting of four selections from its list of appetizers. If there are more than 700 different possible appetizer-plate specials, what is the least possible number of appetizers?
Suppose a fair coin is tossed n times. Each coin toss costs 'd' dollars and the reward in obtaining 'X' heads is aX^2 + bX. Find the expected value of the net reward.
Let C be the curve which is the union of two line segments, the first going from (0, 0) to (-1, 2) and the second going from (-1, 2) to (-2, 0)
For the following problems, determine how many years it will take for the two accounts to reach the same amount. A 1000 dollar investment at a rate of 3% compounded monthly and an 1100 dollar investment at a rate of 3.02% compounded annually.
what is the probability that the mean breaking strength of the 5 untreated specimens exceeds 50 pounds? what is the probability of the mean breaking strength of the 5 treated specimens exceeds 50 pounds?
a new process for producing synthetic diamonds can be operated at a profitable level only if the average weight of the
The probability of being awarded the bid is 0.1, and anticipated profits are $150,000, resulting in a possible gain of this amount minus the $15,000 cost for the plans and model. What is the expected value?
Each of the barrels has a radius of 1.3 feet and are 4.2 feet tall. If Mike needs to transport 317 cubic feet of oil, how many steel barrels will he need?
Find the probability for the serum cholesterol level.
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