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A single conducting loop of wire has an area of 6.8 10-4 m2 and a resistance of 110. At what rate (in T/s) must this field change if the induced current in the loop is to be 0.25 A?
A circular parallel-plate capacitor with a spacing of 3.2 mm is charged to produce a uniform electric field with a strength of 1.5 multiplied by 106 N/C. What plate radius is required if the stored
Two face each other louder speakers, f=160HZ, and one drivers twice power. A woman is a the midpoint between speakers, what is the maximum intensity and minimum intensity?
A small, 100 g cart is moving at 1.60 m/s on an air track when it collides with a larger, 5.00 kg cart at rest. After the collision, the small cart recoils at 0.890 m/s. What is the speed of the la
A constant magnetic field of magnitude 3.00 T is directed along the +y axis. Find the magnitude of the motional emf, and indicate which end (1 or 2) of the rod is positive.
A stone with a mass of 0.800 kg is attached to one end of a string 0.900 m long. The string will break if its tension exceeds 600 N . The stone is whirled in a horizontal circle on a frictionless t
A block of mass m1 = 1 kg rests on a table with which it has a coefficient of friction µ = 0.62. With what acceleration does the mass m3 fall?
A sled weighing 200 N is held in place on a frictionless 50.0 degree slope by a rope attached to a stake at the top of the slope. The rope is parallel to the slope. What is the normal force of the
A baseball is hit at ground level. The ball is observed to reach its maximum height above ground level 3 seconds after being hit. How high is the fence?
A circular saw blade completes 1200 revolutions in 40 rm s while coasting to a stop after being turned off. Assuming constant deceleration, what are (a) the angular deceleration and (b) the initial
He notes that a long pendulum extends from the ceiling almost to the floor and that its is 54 s. Determine (i)The period when the pendulum is taken to the moon where g=1.6m/s2.
A street lamp weighs 190 N. It is supported by two wires that form an angle of 120° with each other. The tensions in the wires are equal. (a) What is the tension in each wire supporting the stre
If the plates of the capacitor are pulled farther apart, do the following quantities increase, decrease, or remain the same? (a) the electric field between the plates.
A sculpture is 7.50m tall and has it CG located h=3m above the center of its base. The base is a square with a side of d=13.6 m. To what angle beta can be sculpture be tipped before it falls over?
What is the rotational inertia for rotation about an axis passing through the center of the square and perpendicular to the plane of the square?
What is the electrostatic potential at the center of the square? b) The negative charges are moved to infinity. What is the potential energy of the system now?
A 61.0 kg person jumps from rest off a 10.0 m high tower straight down into the water. Neglect air resistance during the descent. She comes to rest 3.00 m under the surface of the water. Determine
Susan's 10.0 kg baby brother Paul sits on a mat. Susan pulls the mat across the floor using a rope that is angled 30 ^circ above the floor. The tension is a constant 31.0 N and the coefficient of f
The magnitude of the force vector F is 280 newtons. The (y) component of this vector is directed along the +y-axis and has a magnitude of 160 newtons. Find the direction of F relative to the +x-axis
A baseball outfielder throws a 0.150 kg baseball at a speed of 37.0 m/s and an initial angle of 27.0°. What is the kinetic energy of the baseball at the highest point of its trajectory?
What are 6 eigen values and eigen vectors of the system?
Two soccer players start from rest, 48m apart. They run directly toward each other, both players accelerating. At the instant they collide, how far has the first player run?
The rod has an angular speed of 2.3 rad/s at this instant. What is the rod's length and what will be the rod's angular speed after 2.0 seconds?
an 18 g rifle bullet traveling 200 m/s buries itself in a 3.6 kg pendulum hanging on a 2.8 m long string, which makes the pendulum swing upward in an arc. Determine the vertical component of the pen
Frictionless pulley to a second block of weight of 23 N hanging vertically (see attched drawing). What is the acceleration of each block, and what is the tension in the cord?