Answered step by step
Verified Expert Solution
Question
1 Approved Answer
I do not need long explanations, I would prefer if this was done ASAP please and thank you! 1. A student is pushing toward the
I do not need long explanations, I would prefer if this was done ASAP please and thank you!
1.
A student is pushing toward the left on a heavy box that is resting on a rough surface. The box is not What forces are acting on the box and in which directions? 0 force of gravity [down] and applied force [left] 0 force of gravity [down], normal force [up], and applied force [left] 0 force of gravity [down], normal force [up], force of friction [left]. and applied force [left] 0 force of gravity [down], normal force [up], force of friction [right]r and applied force [left] Person A and person E are pulling on an object unearthed at an areheological dig. They are using ropes at an angle of 30 from the forward position. Each person pulls with a force of Ft] N. The force of friction on the stone is 103 N. What is the net force on the stone? O 21 N [forward] 0 3E] N [backward] O 39 N [backward] O 24E] N [forward] A small elevator weighing 1.2 x 10 N is accelerating upward. The tension in the cable is 2.0 x 10 N and the frictional resistance to the motion is 5.0 x 10- What is the net force acting on the elevator? (3.7 x 10' N [up] O 2.7 x 10" N [up] O 1.3 x 10# N [up] O 3.0 x 10# N [up]An object of mass 15.0 kg is accelerated from rest to a velocity of 10.0 m/s [95*] in a time of 5.00 s. What net force is acting on the object? O 150 N [95] O 60.0 N [959] C 37.5 N [95] C 30.0 N [959]A car of mass 1500 kg and travelling at 5.0 m/s [east] accelerates for 10 s to a velocity of 24 m/s [east]. What is the net force on the car? O 7.5 x 102 N [east] 2.9 * 103 N [east] O 3.6 x 10" N [east] O 4.4 x 103 N [east]It takes a force of 64 N to start a 8.0 kg copper block sliding on a dry horizontal copper rail . What is the coefficient of static friction for these copper surfaces? O 0.61 O 0.75 O 0.82 O 1.2Consider the coefficients of static friction, A,, and of kinetic friction, , for a wood block on a rough, horizontal surface made of the same kind of wood. Which of the following statements is correct for most surfaces for these coefficients of friction? O HS = HK OStep by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started