The 300-N block is at rest on the horizontal plane before the force P is applied at t=0. Find the velocity and position of the block when t=5 sec. The magnitude of P is 80t N, where t is the time in seconds, and its direction is constant. The coefficients of static and kinetic friction are μs = 0.4 and μk = 0.2, respectively. FIND: A. Find t (time in seconds) when the block starts to move B. Find a (acceleration) in terms of t (time in seconds) C. Find v (velocity) in terms of t (time in seconds) D. Find x (displacement) in terms of t (time in seconds) E. Find v (velocity) when t = 5sec F. Find x (displacement) when t = 5sec
The 300-N block is at rest on the horizontal plane before the force P is applied at t=0. Find the velocity and position of the block when t=5 sec. The magnitude of P is 80t N, where t is the time in seconds, and its direction is constant. The coefficients of static and kinetic friction are μs = 0.4 and μk = 0.2, respectively. FIND: A. Find t (time in seconds) when the block starts to move B. Find a (acceleration) in terms of t (time in seconds) C. Find v (velocity) in terms of t (time in seconds) D. Find x (displacement) in terms of t (time in seconds) E. Find v (velocity) when t = 5sec F. Find x (displacement) when t = 5sec
Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter1: Heat, Temperature, And Pressure
Section: Chapter Questions
Problem 17RQ: Convert 22C to Fahrenheit.
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The 300-N block is at rest on the horizontal plane before the force P is applied at t=0. Find the velocity and position of the block when t=5 sec. The magnitude of P is 80t N, where t is the time in seconds, and its direction is constant. The coefficients of static and kinetic friction are μs = 0.4 and μk = 0.2, respectively.
FIND:
A. Find t (time in seconds) when the block starts to move
B. Find a (acceleration) in terms of t (time in seconds)
C. Find v (velocity) in terms of t (time in seconds)
D. Find x (displacement) in terms of t (time in seconds)
E. Find v (velocity) when t = 5sec
F. Find x (displacement) when t = 5sec
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Given:
VIEWA) t (time in seconds) when the block starts to move:
VIEWB) a (acceleration) in terms of t (time in seconds):
VIEWC) v (velocity) in terms of t (time in seconds):
VIEWD) x (displacement) in terms of t (time in seconds)
VIEWE) v (velocity) when t = 5sec
VIEWF) x (displacement) when t = 5sec
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