The formula that describes an object's motion is given by S=ut+1/2at^2, where S is the distance traveled, u is the initial velocity, a is the acceleration, and t is the time.

Which equation represents a in terms of the other variables?

A. a = 2S-2u/t

B. a=2S+2u/t

C. a=2S-2ut/t^2

D. a=2S+2ut/t^2

Question

Mathematics

Romeo

2 December, 07:03

The formula that describes an object's motion is given by S=ut+1/2at^2, where S is the distance traveled, u is the initial velocity, a is the acceleration, and t is the time.

Which equation represents a in terms of the other variables?

A. a = 2S-2u/t

B. a=2S+2u/t

C. a=2S-2ut/t^2

D. a=2S+2ut/t^2

+1

Answers (1)

Know the Answer?

Kennedi Mcneil · Answer 1

S = ut + (1/2) a (t²) Subtract ut from both sides

(1/2) a (t²) = S - ut Multiply both sides by 2

a (t²) = 2s - 2ut Divide both sides by t²

a = 2s/t² - 2u/t

a = (2S - 2ut) / t²

Answer is C) but there should be parentheses around the term (2S-2ut)

The formula that describes an object's motion is given by S=ut+1/2at^2, where S is the distance traveled, u is the initial velocity, a is the acceleration, and t is the time.Which equation represents a in terms of the other variables?A. a = 2S-2u/tB. a=2S+2u/tC. a=2S-2ut/t^2D. a=2S+2ut/t^2