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An object of weight 1575 N hangs on another cable attached to the boom's free end. Find the tension T in the supporting cable.
A train 350 m long is moving on a straight track with a speed of 84.4 km/h. The engineer applies the brakes at a crossing, and later the train's last car passes the crossing with a speed of 16.3 km/
An object is dropped from an altitude of 1.10R above Earth's surface. Where R is the radius of the earth. What would be the speed of the object just before it hits Earth
Find its centripetal acceleration. It continues to fly along the same horizontal arc but increases its speed at the rate of 1.03 m/s2.
A 2.62 kg mass attached to a light string rotates on a horizontal, frictionless table. The radius of the circle is 0.427 m, and the string can support a mass of 14.7 kg before breaking. The acceler
A sled of mass is being pulled horizontally by a constant upward force of magnitude that makes an angle with the direction of motion. The coefficient of kinetic friction is. The average velocity of
The spring of the pressure gauge shown in figura has a force constant of1000 n/m,and the piston has a diameter of 2 cm.as the gauge is lowered into water, what change in depth causas the piston to
A charge of +5.85 μC resides at the origin. (a) What is the flux through any Gaussian surface enclosing this charge? (b) What is the strength of the field due to the charge at a distance of 8.00
Cartesian and polar coordinate systems with the unit vectors de¯ning the axes of both systems explicitly marked.
In this problem, you will explore kinematics using an applet that simulates a car moving under constant acceleration. When you open the applet, you will see three sliders that allow you to adjust th
A 4.00 kg counterweight is attached to a light cord, which is wound around a spool. What is the net torque on the system about the point O?
An object of mass 550 grams sitting on a plane inclined at 35 degrees doesnt slide. now the plane is lifted to an angle of 50 degrees and the object slides down the plane knowing that the coefficie
The system is balanced by a support that is 0.30 m from the left end of the plank. How far to the right of the support is the plank's center of gravity?
A 1.40 x 10^2 kg crate is being pushed across a horizontal floor by a force P that makes an angle of 30.0° below the horizontal. The coefficient of kinetic friction is 0.4. What should be the m
To hoist himself into a tree, a 72.0-kg man ties one end of a nylon rope around his waist and throws the other end over a branch of the tree. He then pulls downward on the free end of the rope with
A new circus act is called the Texas Tumblers. Lovely Mary Belle swings from a trapeze, projects herself at an angle of 53 , and is supposed to be caught by Joe Bob, whose hands are 6.1 above and 8
Determine the appropriate numerical values of ΔV1 and ΔV2 for 12C. Carry out your intermediate calculations algebraically, so that you can use the algebraic results in the next part.
Bonnie and Clyde are sliding a 295 bank safe across the floor to their getaway car. The safe slides with a constant speed if Clyde pushes from behind with 387 of force while Bonnie pulls forward on
A 5.0kg mass is released from rest, at the top of a frictionless 30 degree inclined plane. Calculate the kinetic energy of the mass when it has slide 40 cm down the incline starting from rest.
An 18 g rifle bullet traveling 235 m/s buries itself in a 3.6 kg pendulum hanging on a 2.6 m long string, which makes the pendulum swing upward in an arc. Determine the vertical and horizontal compo
Two negative and two positive point charges (magnitude = 4.15mC) are placed on opposite corners of a square as shown in the figure ( each side = 0.100 m). Determine the magnitude of the force on ea
A step-up transformer has 300 turns on its primary coil and 90000 turns on its secondary coil If the current flowing through the secondary is 5 amps What is the current flowing in the primary?
Find the net downward force on the tank's flat bottom, of area 2.20 m^2, exerted by the water and air inside the tank and the air outside the tank.
A superball with a mass of 62.4 g is dropped from a height of 1.7 m. It rebounds to a height of 1.4 m. What is the change in its linear momentum during the collision with the floor? The acceleratio
A deuteron is accelerated from rest through a 10-kV potential difference and then moves perpendicularly to a uniform magnetic field with B = 1.6 T. What is the radius of the resulting circular path?