Vector V1 is (5i + 7j - 3k) and vector V2 is (7i + 2 j + 14k). The component of V1 perpendicular to the line of action of vector V2 is:
(A) 4.80i + 6.94j – 3.39k
(B) 4.80i - 6.94j – 3.39k
(C) 4.80i - 6.94j + 3.39k
(D) -4.80i + 6.94j – 3.39k
(A) 4.80i + 6.94j – 3.39k
You might also like to view...
A popular swinging-balls apparatus (Newton's cradle) consists of a series of identical elastic balls suspended by strings so they barely touch each other
When two balls are pulled away from one end and released, they strike the row of balls and two balls pop out from the other end. If instead, one ball popped out with twice the speed, this would violate the conservation of A) momentum. B) energy. C) both of these D) none of the above
Photocopiers make use of the photoelectric effect
a. True b. False Indicate whether the statement is true or false
If you filter sea water to remove all of the particles you would be left with a clear
A) homogeneous mixture called a solution. B) homogeneous mixture called a suspension. C) heterogeneous mixture called a solution. D) heterogeneous mixture called a suspension. E) pure liquid.
A spaceship of mass m circles a planet (mass = M) in an orbit of radius R. How much energy is required to transfer the spaceship to a circular orbit of radius 3R?
a. GmM/(2R) b. GmM/(3R) c. GmM/(4R) d. GmM/(6R) e. 3GmM/(4R)