Register
a body with initial velocity 8 m/s moves along a straight line with constant acceleration and travels 744 m in 42 s. for this given time interval, find the acceleration in m/s2.
217k views
1 vote
a body with initial velocity 8 m/s moves along a straight line with constant acceleration and travels 744 m in 42 s. for this given time interval, find the acceleration in m/s2.

User Vincentzhou
by
4.7k points

1 Answer

3 votes

Answer: ACCELARATION = 0.462M/S²

Explanation: INITIAL VELOCITY (VI) = 8M/S

DISTANCE COVERED (S) = 744M

TIME (t) = 42 S

ACCELERATION (A)= ?

BY APPLYING 2ND EQUATION OF MOTION

S = VIT +1/2 AT²

744 = 8 X 42 +1/2 A X42²

744 - 336 = 1/2 A X 42²

408 X 2/1764 = A

A = 816 /1764

A = 0.462M/S²

User Shawnwall
by
4.3k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.2m questions

6.8m answers

Other Questions

A space shuttle is approaching the surface of the moon to land. It approaches the moons surface with an initial velocity of 28m/s and is slowing at a rate of -2m/s^2. Show all work and units for problems.
________ is a measure of the internal energy that has been absorbed or transferred from one body to another, often due to a difference in temperature.
A projectline is shot from the edge of a cliff 100 m above the ground with intial speed 10 m/s at an angle 30 with the horizontal. 1) determine the time taken by the projectile motion to hit the ground
A 2.0-N force acts horizontally on a 10-N block that is initially at rest on a horizontal surface. The coefficient of static friction between the block and the surface is 0.50. Suppose that the block now
You’re on a team performing a high-magnetic-field experiment. A conducting bar carrying 4.1 kA will pass through a 1.3-m-long region containing a 12-T magnetic field, making a 60° angle with the field.
Link Copied!