(II) A 2.0-kg silverware drawer does not slide readily. The owner gradually pulls with more and more force, and when the applied force reaches 9.0 N, the drawer suddenly opens, throwing all the utensils to the floor. What is the coefficient of static friction between the drawer and the cabinet?

Q: A load of 500 kg is pulled along level ground at constant speed by a pull of 1.5 kN at an angle of…

A: The net force acting on the load is, ∑F=0F-μmgcosθ=0F=μmgcosθμ=Fmgcosθ

Q: As you increase your push, will friction on the crate increase also?

A:

Q: Bob traverses a chasm by stringing a rope between a tree on one side of the chasm and a tree on the…

A:

Q: .A box of books weighing 30-kg is pushed across the floor of an apartment by a force of 300 N…

A: Given, mass of books is m = 30 kg Force F = 300 N angle θ = 35.2  co-efficient of kinetic friction…

Q: You are lying on your back on a drawbridge. The drawbridge suddenly begins to lift. As the angle…

A:

Q: If The Net Force Acting On A Body Be Zero, Then Will The Body Remain Necessarily In Rest Position?

A: No, if the net force acting on a body be zero, then the body won’t necessarily be in the rest…

Q: When an object falls freely under the influence of gravitythere is a net force mg exerted on it by…

A:

Q: Does the static friction between two surfaces depend on the size of the surface?

A:

Q: Is it unreasonable to expect a coefficient of friction to exceed unity?

A: The expression for the frictional force is given by,

Q: Two identical strings making an angle of θ = 30.0° with respect to the vertical support a block of…

A: Given data: The mass of block is m=15 kg. The angle of string with vertical is θ=30°.

Q: The weight compound towards the inclined surface of a body of mass (5.6 kg) on ​​a surface inclined…

A: Given data *The given body of mass is m = 5.6 kg *The given angle is θ=180 *The given acceleration…

Q: A book of mass m1 1.2 kg is stacked on another book of mass m2 = 2.8 kg, which rests on a…

A: Given, Mass of block m1 = 1.2 Kg Mass of block m2 = 2.8 Kg Coefficient of friction μ=0.8 Free body…

Q: A 15.0 kg block is resting on an incline making 25.0° with the horizontal. What force is necessary…

A:

Q: . A box of books weighing 30-kg is pushed across the floor of an apartment by a force of 300 N…

A:

Q: Does the coefficient of friction change with mass?

A: The coefficient of friction measures the amount of friction that exist between two contacting…

Q: A heavy crate rests on the bed of a flatbed truck. When the truck accelerates, the crate stays fixed…

A: A heavy crate rests on the bed of a flatbed truck. When the truck accelerates, the crate stays fixed…

Q: A strong weightless rope has a mass m hanging from the middle of it, as shown. The tension force on…

A: Given: The mass of the rod is m. The tension in the cable is 25 N. θ=20°

Q: never

A: Given: Let the coefficient of static friction between the floor of the truck and box is μs. The…

Q: Determine the towing force F required to move the car if the back brakes are locked, and the front…

A: Given Data : The mass of the car is given as m = 1.9 kg.

Q: The 70.0-kg climber in Fig. 4-72 is supported in the “chimney" by the friction forces exerted on his…

A:

Q: A man drags a package across the floor with a force of 40 N, as shown. The mass of the package is 10…

A: Given value--- Force = 40 N. mass = 10 kg. acceleration = 3.5 m/s2.  We have to find--- angle ?

Q: The 1.5-Mg four-wheel-drive Jeep is used to push two identical crates, each having a mass of 500 kg.…

A: Given data:

Q: 4-106. Replace the force system acting on the bracket by a resultant force and couple moment at…

A: Given data- let force F1=450 N, and force F2=600 N first we make free body diagram of force system-

Q: The weightless block is fixed at the top of the inclined plane, which makes an angle of 300 with the…

A: Angle 300 seems wrong, it must be angle 30°  Given;  masses m1 = m2 = 1 kg θ = 30° coefficient of…

Q: Can a body be in equilibrium , even if only one external force acts on it? Explain.

A: If a body is in equilibrium, then all the forces acting on them should be balanced. It means that if…

Q: 4-142. Replace the distributed loading by an equivalent resultant force, and specify its location on…

A: The magnitude of the resultant force is equivalent to the area under the curve of the distributed…

Q: *4-64. Determine the minimum force P needed to push the tube E up the incline. The coefficients of…

A: Coefficient of static friction: The coefficient of static friction is the ratio of the maximum…

Q: A 10.0-kg mass is on the 30o incline connected to a cable that passes over a pulley fastened to a…

A:

Q: An elevator and its load weigh a total of 800 kg. Find the tension Tin the supporting cable when the…

A: Third equation of motion v2=u2+2as The above equation is  the third equation of motion which shows…

Q: If there is a non-zero resultant force what will happen to the object?

A: Let an object having non zero resultant force "F" as shown in the figure, Let the mass of the…

Q: a box of books weighing 30-kg is pushed across the floor of an apartment by a force of 300 n exerted…

A:

Q: A heavy bird sits on a clothesline. Will the tension in the clothesline be greater if the line sags…

A: Draw the free body diagram of the clothesline when the heavy bird is on it.

Q: A 9.00-kg hanging weight is connected by a string over a pulley to a 5.00-kg block that is sliding…

A:

Q: A 10.0 kg mass is at rest on a board inclined at an angle of 30.0o above the horizontal. The mass is…

A: The expression for the net force at equilibrium,

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”