e 1 kg brick slides down a sm = 1.5 m/sec as shown in the e brick strikes the ground at ply the principle of work and
Q: When the force is parallel to the displacement When the force magnitude is maximum When the…
A: When do we get the maximum work?
Q: If the signs are reversed, why would there still be negative work when the positive and negative…
A: when sign of the charges are reversed -Q becomes +Q, -Q becomes +Q +Q becomes -Q
Q: Check my workc The force that must be exerted to drive a nail into a wall is roughly as shown in the…
A:
Q: Give an example of a frictional force doing positive work
A: Frictional force: This force is act between two rough surface while movement. The frictional force…
Q: A force of magnitude 25.0N directed at an angle of 35.00 above the horizontal moves a 16.0kg crate…
A:
Q: You apply a constant force of (31 N)i - (31 N)j to a loaded supermarket pushcart as it undergoes a…
A:
Q: A particle moves from the origin to the point æ = 3.0 m, y = 24 m along the curve y = ax² – bx,…
A: The particle moves from origin to the pointsx = 3 my = 24 mAlong the curvey = ax2 - bxa = 4 m-1b = 4…
Q: A cable pulls an 382 kg safe up a slope inclined at 10°, for 31 m on an very slippery oily surface.…
A:
Q: Ellie is pushing a rolling bag at 40o with a force of 350 N and able to displace her bag by 2800 mm,…
A: The angle is Φ = 40o Force is F = 350 N Displacement is S = 2800 mm = 2.8 m
Q: (Could be more than one possible answer) Which of the following scenarios result in no work done in…
A: We know that work is done when a force acts through some distance d on object.
Q: How is it possible to apply a force to an object and accomplish no work? Provide an example
A: It is possible to apply a force to an object and accomplish no work there are many examples one of…
Q: A force of magnitude 25.0N directed at an angle of 35.00° above the horizontal moves a 16.0kg crate…
A:
Q: A crate has reached a ramp that is inclined at an angle of 15 degrees with the horizontal. You push…
A: Required :: Work done, W
Q: A force, Fy acts on an object that is moving along the x-axis. The graph of the force as a function…
A: Given Here force vs position time graph is given We have to calculate the work done by the force for…
Q: Don't use chat gpt It Chatgpt means downvote
A: Step 1:Given:The mass of the skier: m=60.4kgThe angle of inclination of the slope: θ=24.0∘The…
Q: (a) The roof of a large arena, with a weight of 380 kN, is lifted by 19 cm so that it can be…
A:
Q: A 2 kg rock is thrown upward, with a speed of 5 m/s and returns to the same spot, with the same…
A: Give Mass m = 2 kg Initial velocity is U = 5 m/s in upward direction. Final velocity is V = 5 m/s…
Q: How do you find the work done by those forces?
A: Draw the free-body diagram of the crate.
Q: A man cleaning a floor pulls a vacuum cleaner with a force of magnitude 60 N at an angle 45° with…
A: Work done: A force exerted on the body and total displacement of the body gives work done. Work is…
Q: Example 74 Calculating Total Work Done from a Graph A force acting on a particle varies widh , as…
A:
Q: Explain in your own words how would you calculate the work done by a variable force if you have the…
A: It is asked to Explain to calculate the work done by a variable force if you have the graph of the…
Q: A 5.0 kg object is pulled along a horizontal surface at a constant speed by a 15 N force acting 20…
A: Given that,Mass : m = 5 (kg)Force : F = 15 (N)Angle : θ = 20°Displacement : d = 6 (m)Here we need to…
Step by step
Solved in 3 steps
- 9) A particle moves along the trajectory shown below under the influence of the given force. Calculate the work done by this force. finad (4.1 , 4.3 m) Path. b=5 Fscxyftd sntial Conu, 0.0) C=13NThe force acting on a particle in the X-Y plane is given by F=2(xy)I What is the work done by this force as this particle moves along the path OC? (The blue path in the figure above)Is it possible that the work done by a force is negative? Give an example.
- Is it possible to work in pushing an object without transferring any energy to the object? Describe the situation with the work done in this case and what happens to the energy..An uncontrolled 850 kg car strikes squarely a motorway crash cushion in which the car is brought to rest by successively crushing steel barrels. The length of the crash cushion is 5.9 m, and the magnitude F of the force required to crush the barrels as a function of the distance the car has moved into the cushion is given by (image attached) a) Determine an expression for the work done by the force Fas a function of x b) If the car strikes the crash cushion with a velocity of 38km / h , determine the distance the car will move into the cushion before it comes to rest and the maximum deceleration of the car. c) Determine the maximum velocity with which the car can strike the cushion so that it will not hit the wall behind the cushion.A cable “lowers” a 3000 kg elevator at a constant velocity for a distance of 35.0 m What is the work done by a) the tension in the cable and b) gravity ?
- (8h nodaeuo Question 20) A water skier, moving at a speed of 8.20 m/s, is being pulled by a tow rope that makes an angle of 37.0° with respect to the velocity of the boat. The skier is moving in the same direction as the boat. 200 If the tension in the tow rope is 115 N, determine the work that it does in 90.0 s. CrNeed help with #12 pleaseWhen do you use W = Fdcostheta when solving for work and in what situations will you use W = Fd?