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A proton moving due north enters a region which contains both a magnetic field and the electric field. The electric lines point due west. This is observed that the proton continues to travel in the
The solenoid of length 0.250 m and radius 0.0200 m is comprised of 120 turns of wire. Find out the magnetic field at the center of the solenoid if it carries a current of 15.0 A.
The two parallel wires are separated by 5.75 cm, each and every carrying 2.90 A of current in the similar direction. Find out the magnitude of the force per unit length among the wires?
What should the applied normal force be to bring the cylinder to rest after it has turned via 5.50 revolutions.
Explain why is walking on soft sand so tiring? Determine the basic physics behind walking on sand, compared with walking on the concrete? Explain why is the rocker bottom shoe identical to walking o
A battery consists of an emf of 15.0 V. The terminal voltage of battery is 9.6 V if it is delivering 14.0 W of power to an external load resistor R. Evaluate the internal resistance.
The solenoid which is 85.2 cm long has a radius of 1.67 cm and a winding of 1110 turns; it carries a current of 4.46 A. Compute the magnitude of the magnetic field within the solenoid.
The z-component of the force on the segment of conductor which lies between x = x1 and x = x2. State your answer in terms of the variables provided.
A long rod of 42 cm moves in a plane perpendicular to a magnetic field of 500 G. The velocity of rod is perpendicular to its length. Find out the speed of the rod when the potential difference betwe
The mass of drum is 150 kg and its radius is 0.76m. Determine the magnitude of the torque the engine applies to the drum? Avoid the mass of the cable.
The electric field within a conducting metal car is zero. When the car is negatively charged by lightning, the electric field within the car is then
The electrical force on the pair of charges is 60 N. If those similar charges are moved such that the new force among them is 15 N, determine the new distance among the charges?
The three similar 50-kg masses are held at the corners of the equilateral triangle, 30 cm on each side. When one of the masses is liberated, determine its initial acceleration, if the mere forces ac
The spherical shell of inner diameter R and outer diameter 3R consist of a uniform density e. Determine the magnitude of the gravitational acceleration a distance 2R from the center of the spherical
The electric field is produced by a charge imbalance and the field is expressed by the Coulomb's Law. Find the value (and UNITS) of the proportionality constant in the Coulomb's Law?
The change in the animal's velocity takes 1.9 s. (Employ east as the positive direction.) (a) Determine its acceleration from the prespective of the cameraman?
The edges of a cube include of equal resistors of resistance R, which are connected at the corners. Let a battery be joined to two opposite corners of a face of the cube. Determine the effective res
(a) Determine the diameter of the image of Jupiter generated by the objective lens. (b) Determine the angular size of Jupiter as viewed through the eyepieces. (c) Determine how far must I place a ma
Snow is falling vertically at a constant speed of 6.5 m/s. Determine at what angle from the vertical do the snow-flakes appear to be falling as viewed by the driver of a car traveling on the straigh
The coefficient of kinetic friction among the object and the horizontal surface it slides on is 0.60. No other horizontal forces act on the object. Supposing all forces remain constant, find out how
The block of wood floats in fresh water with 0.596 of its volume V submerged and in oil with 0.855 V submerged. Determine the density of (i) the wood and (ii) the oil.
The mass of a tennis ball is 57.0 g, and the ball is usually in contact with the tennis racquet for 30.0 ms , with the ball beginning from rest. Draw a free-body diagram of the tennis ball throughou
A beam of laser light having wavelength 612 nm is directed via a slab of glass with index of refraction 1.5. (a) For what least incident angle would a ray of light undergo net internal reflection?
They are labeled consecutively and a 10V battery is joined to nodes 1 and 3 (in another words, there are 2 resistors between the battery on one side of the hexagon, and 4 on the other side of the he
A spelunker is surveying a cave. She follows a path which takes her a distance 173 straight west, then a distance 200 in the direction 45.0 east of south, then a distance 288 at 30.0 east of north.