Target must the rifle barrel be pointed based problem
A rifle that shoots bullets at 500 m/s is to be aimed at a target 46 m away and level with the rifle. How high above the target must the rifle barrel be pointed so it hits the target?
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A 5.5 -thick layer of oil (n=1.46) is sandwiched between a 1.3 -thick sheet of glass and a 2.3 -thick sheet of polystyrene plastic (n=1.59). How long (in ns) does it take light incident perpendicular to the glass to pass through this 9.1 -thick sa
From a Class Survey, approximately 32% of the students responding said that they have driven a vehicle while under the influence of drugs or alcohol.
He was supposed to travel due north for 4.7 km, but when the snow clears, he discovers that he actually traveled 7.8 km at 49° north of due east.In what direction must he travel? (Counterclockwise from due East.)
According to the Penn State Fact Book for Enrollment by Ethnicity Fall 2005 [University Park], roughly 4 out of 5 students enrolled are White. What is the probability that a student who was enrolled last Fall at University campus was non-White?
A standard 52-card deck is shuffled and 2 cards are picked, without replacement, from the top of the deck. The probability that the first card is a Heart and the second card is a Spade is
A standard 52-card deck is shuffled and 2 cards are picked, without replacement, from the top of the deck. The probability that the first card is a face card (Jack, Queen, King) and the second card is not a face card is
What is the magnitude of the largest pushing force that can be applied to the refrigerator before it just begins to move? Assume g = 9.81 m/s2.
If air flows at a velocity of 5 m/s, calculate the local convection heat transfer coefficient at the trailing edge? If air flows at a velocity of 100 m/s, what will be the total heat lost by the upper plate.
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