An airplane flies horizontally with a speed of 300 m/s at an altitude of 400 m. Assume that the ground is level. At what horizontal distance from a target must the pilot release a bomb so as to hit the target?

a. 3.0 km
b. 2.4 km
c. 3.3 km
d. 2.7 km
e. 1.7 km


D

Physics & Space Science

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Solve the system of equations


GIVEN
A system of three equations
FIND
(a) The solution of the system of equation using Jacobi and Gauss-Seidel iteration

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The force on a dropped apple hitting the ground depends upon

A) the speed of the apple just before it hits. B) the time of contact with the ground. C) whether or not the apple bounces. D) all of the above

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A star of the same diameter, but twice as hot as our Sun, must be 16 times more luminous

Indicate whether the statement is true or false

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Where does most rainfall on Earth finally end up before becoming rain again?

A) underground B) in lakes C) in the oceans D) on the ground surface

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