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A step-down transformer which transforms 120V ac to 10.0V AC (rms values), and the secondary winding is joined to a purely resistive circuit containing an equivalent resistance of around 2.00O. i)
Explain why is the given situation not possible? The centers of two homogeneous spheres are 1 m away from each other. The spheres are made up of the similar element from the periodic table. The grav
A ceiling fan is turned on and a total torque of 2.2 N•m is exerted to the blades. The blades encompass a net moment of inertia of 0.26 kg•m2. Determine the angular acceleration of the bla
A satellite is in the circular orbit about the Earth at a distance of one Earth radius above the surface. Determine the velocity of the satellite?
The two point charges of +20.0 µC and -8.00 µC are separated through a distance of 20.0 cm. Determine the intensity of electric field E midway among these two charges?
The light of wavelength 671 nm is incident on the double slit. The angle among the central bright fringe and the second dark fringe is 4.90°. Find out the separation d of the slits.
The cup is inside a perfectly insulated calorimetric container which prevents heat flow with the outside environment. Determine the final temperature (in °C) of the water after equilibrium is ar
An LC circuit consists of a capacitance of 30 µF and an inductance of 15 mH. AT time t = 0 the charge on the capacitor is around 10 µC and the current is 20 mA. The utmost charge on the
Determine what mass of water at 28.0° C added to the Styrofoam cup having two ice cubes of 60.0 g from a freezer at -20.0° C will outcome in a final temperature of 5.0° C for the drink?
When 30.0 kcal of heat are supplied to the 5.00 x 102 g of water at 22° C, determine the final temperature of the water?
A sky diver of 65 kg jumped out of an airplane at an altitude of 0.70 km. She opened her parachute after a while and ultimately landed on the ground having a speed of 5.8 m/s. Determine how much ene
A 10 micro-coulomb charge is positioned at the origin and a 20 micro-coulomb charge is positioned on the x-axis at x = 40 cm. When an electron is positioned on the y-axis at y = 30 cm, Determine the
One component of the magnetic field consists of a magnitude of 0.022 T and points all along the positive x-axis, while the other component consists of a magnitude of 0.030 T and points all along the
When the ball is caught at the similar height at which it left the quarterback's hand, determine how many revolutions has the ball made while in the air?
You have probably never noticed time dilation effects in daily life. Do some computations to see why this is. (i) Compute the speed that a friend would encompass to move with respect to you so that
A ray of light is incident on the still water (n = 1.3333) of a swimming pool. When the angle this ray makes with the normal is the polarizing (Brewster’s) angle, determine the angle with resp
You are called on by the indignant captain to describe the discrepancy, who maintains that her lights are totally compliant with code. What spacecraft speed will exhibit both the captain and policem
A fly-wheel is a solid disk which rotates around an axis which is perpendicular to the disk at its center. Rotating flywheels give a means for storing energy in the form of rotational kinetic energy
A beam of un-polarized light of intensity 28.0 W/m2 passes via a polarizing sheet. Determine the electric field amplitude of the transmitted beam?
(i) Determine the radiation pressure which a 250 W light bulb emitting light with the efficiency of 15% applies on a small matte-black surface at a distance of 0.900 m? (ii) Determine the pressure i
The Sun attracts the Earth by pulling on it with the gravity. Determine the force applied by the gravity of Sun on the planet Earth?
(i) Determine the electric field energy density at P? (ii) A parallel-plate capacitor whose plates consist of area 0.108 m2 has a uniform electric field among its plates with the similar energy dens
A layer of ice having parallel sides floats on the water. When light is incident on the upper surface of the ice at an angle of incidence of 36.0°, determine the angle of refraction in the water
Compute the pressure in the eye of the hurricane when the pressure close to the edge is around one atmosphere.
Find out the maximum depth to which can submerge the submarine. (Suppose that the layer of ice is thin adequate not to apply any pressure on the surface of Europe’s ocean.)