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The two charges are separated through a distance d and apply mutual attractive forces of F on each other. When the charges are separated through a distance of d/3, find the new mutual forces?
Determine the number of grams of the element nickel are contained in10.0g of a 10.2 wt% solution of nickel sulfate hexahydrate NiSO4 X6H2O (FM 262.85)?
A device of 500-W is joined to a 120-V ac power source. Determine the rms current which flows through this device?
Calculate the new water level after 35.6 g of silver metal is submerged in the water if a graduated cylinder has 28.0 mL of water.
Assume that 1.70 x103 kg of Fe is acquired from a3.93 x103 kg sample of Fe2O3. Assuming that the reaction goes to completion, determine the percent purity of Fe2O3 in the original
The absolute potential at a distance of around 2.0 m from a negative point charge is -100 V. Find out the absolute potential 4.0 m away from the similar point charge?
The absolute potential at precise center of a square is 3.0 V if a charge of +Q is positioned at one of the square's corners. Find out the absolute potential at the square's center if each of the ot
The hard disk of a laptop computer or some MP3 players includes one or more platters (spinning disks), each containing an angular speed of typically 10,000 rpm, a radius of 4.0 cm, and a mass of ar
A inductor of 42.9 mH is joined to an ac generator with εm = 40.0 V. Find out the amplitude of the resultant alternating current when the frequency of the emf is (i) 1.08 kHz and (ii) 6.62 k
You are in your latest Ferrari when you make a decision to test its braking capability. You find out that it takes 10 seconds of actual braking time to stop the car on a road which is perfectly hor
Which of these is the valid geometric definition of the parabola? Set of points equidistant from a directrix and the focus not on directrix.
A car tune-up manual calls for tightening the spark plugs to a torque of around 30.0 N•m. To attain this torque, with what force should you pull on the end of 30.0 cm long wrench when you pull
The arrow strikes a pterodacvtyl (prehistoric flying reptile) traveling at constant velocity east-wards. You keep watching straight up and stand there without moving. Will the carcass of the pteroda
A cannon of 530 kg fires an 8.0 kg cannonball having a speed of 200 m/s relative to the muzzle. The cannon are on wheels which roll without friction. If the cannon fires then determine the speed of
The eccentricity tells which of the given things about the conic section in polar coordinates? How far focus is from directrix. Which kind of conic section it is.
The camera starts to run and you throw the snow-ball, however rather than hitting her face, the snow-ball lands at her feet. Find the speed of the snow-ball when it left your hand?
A single-turn square loop of side L is centered on the axis of a long solenoid. Moreover, the plane of square loop is perpendicular to the axis of solenoid. The solenoid consists of 1250 turns per m
A double slit illuminated with two distinct colors of wavelengths 831 and 558 nm forms a two-colored diffraction pattern on a screen situated 228 cm away.
Eradicate the parameter from parametric form of given equation. What shape is it? X=a +bt y=c + dt. A+bt=c + dt is the plane.
The secondary coil is part of a circuit in which the resistance is 12 O. The mutual inductance among the two coils is 3.2 mH. Find out the change in the primary current?
Dumbo the flying elephant has been spotted in the sky larger than the campus. You look up and view him 100 feet up directly above your head and traveling east at 5 miles per hour when he falls some
One average force F1 consists of a magnitude which is four times as large as that of the other average force F2. Both forces generate the similar impulse. The average force F1 acts for a time interv
Which would encompass a high kinetic energy, an airplane traveling at the speed of sound or an airplane with half the weight of the first plane and traveling double the speed of sound? Describe answ
The second child consists of a mass of 15 kilograms. Find out how far from the fulcrum should the second child sit to precisely balance the torque?
You can swim across 100 meter wide river at a constant speed in 15 seconds if there is no current flowing. When there is a current of 3 m/sec flowing from your right to your left, i) Find out how lo