A submarine on the ocean surface receives a sonar echo
A submarine on the ocean surface receives a sonar echo indicating an underwater object. The echo comes back at an angle of 20 above the horizontal and the echo took 3.04s to get back to the submarine. What is the object's depth?
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A world-class sprinter accelerates to his maximum speed in 4s . He then maintains this speed for the remainder of a 100m race, What is his average acceleration for the entire rac
BCCI is evaluating a project with an internal rate of return of 12%. Should it accept the project? If the project will generate a cash flow of $100,00 a year for 8 years, what is the most BCCI should be willing to pay to intiate the project?
What is the density of the gas from the previous example if it contains 90% methane 10 % ethane under bottom hole condition (assume T=150 degrees F)
A thin 5.6-m metal rod sustanins a longitudinal standing wave with vibration antinodes at each end of the rod. What is the frequency of the rod's vibration
A submarine on the ocean surface receives a sonar echo indicating an underwater object. What is the object's depth
What is the total distance traveled by a car if for 130 m with a deceleration of 1.20 m/s^2 and 50 m with a deceleration of 7.10m/s^2?
Standing at the edge of a cliff 33.5 m high, you drop a ball. Later, you throw a second ball downward with an initial speed of 12.7 m/s. What is the increase in speed of the second ball
A photographer uses his camera, whose lens has a 60mm focal length, to focus on an object 2.5m away. How far must the lens move to focus on this second object
Suppose that the current Bid-Offer on the Euro is $1.21/E and $1.23/E, and the three-month forward is $1.185/E.
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