Wednesday
December 11, 2013

# Posts by Juan

Total # Posts: 159

math
you need 5 foot long board into pieces that are 3/4 of a foot long. How many pieces can we cut? what length of the board will be left?

physics
What is the angular momentum of a 0.200- ball rotating on the end of a thin string in a circle of radius 1.45 at an angular speed of 13.0 ?

Maths

Maths

Maths

Maths

Scottsdale c c
A baseball has a velocity of 44.0 m/s, directed horizontally, as it is released by a pitcher. The ball’s velocity 0.0100 s before it is released is 42.0 m/s, directed 3.00 degrees above the horizontal. Estimate the ball’s instantaneous acceleration just before it is ...

scottsdale CC
At 0.100 s intervals, the x coordinates of a particle are 0, 1.01 cm, 2.05 cm, and 3.12 cm. Estimate the instantaneous velocity and acceleration at t = 0.

scottsdale CC
Let s ct 3 , where c 1.0 m/s 3 . Compute the average speed over the time intervals t1 1.0 10 1 s, t2 1.0 10 2 s, and t3 1.0 10 3 s, with all time intervals starting at the time t 1.0000 s. What is the instantaneous speed at t 1.0000 s

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