A test charge moves from a point 0.5 meters away from a source charge of 7.5 x 10^-2 C to a point that is only 0.2 meters away. By how much does the electric potential experienced by the test charge change? A. 2.0223 x 10^9 V increase B. 2.0223 x 10^-9 V increase C. 2.0223 x 10^9 V decrease D. 2.0223 x 10^-9 V decrease

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A: Application of hydraulic lift, P1 = P2 Where , P = pressure Or, F1/ A1= F2/A2 .......(i)

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A: Mass of first car m1=10 kg, mass of second car m2=10 kg, velocity of second car v2i=5 m/s (due North...

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Q: You launch a projectile at an initial speed of 30.9 m/s from the ground. After 3.40 seconds of fligh...

A: Given Data: The initial speed of the projectile is: u=30.9 m/s The time of flight of the projectile ...

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A: Given that :- s(t) =3.t2 -t  m

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Q: +Set 1. Complete the table of the missing information X- component (units) Y- component Magnitude Di...

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Q: 6- An object is placed at a distance of 5 cm from the lens of a simple microscope, and an estimated ...

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Q: Direction of the current I: O Right O Left CCW O CW

A: Explanation :- We notice that emf of battery on right hand i.e E2 = 9 V is greater than the emf of b...

Q: 20 g insulated aluminum package contains 150 g of water at 20 °C. A 30g piece of metal is heated to ...

A: Consider the given data as below. Aluminum mass, ma=20 g Water mass, mw=150 g Mass of metal, mm=30 g...

Q: A hydraulic jack has an input piston of area 0.0540 m2 and an output piston of area 0.660 m2. How mu...

A: Given data :- Area A1 = 0.0540 m2 Area A2 = 0.660  m2 Force F2 =1.45×104 N

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Q: A rod of length L= 15 cm. When the current is l= 6.8 A, the distance between the balanced rods is r=...

A: Given, length of the rod, L = 15 cm current in the wire, I = 6.8 A distance between the rod, r = 5 m...

Q: V = J/C. If 5 Coulombs of charge are moved through a +5 Volts of potential difference, what is the c...

A: Given value--- Charge = 5 C. potential difference = +5 Volt . We have to find--- Change in potent...

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Q: A bat strikes a 0.145 kg baseball. Just before impact, the ball is traveling horizontally to the rig...

A: mass of the ball, m = 0.145 kgvelocity of the ball, vi = 50.0 msspeed after leaving, vf = 52.0 ms at...

Q: A horizontal force of magnitude 151 N is used to push a 5.24-kg object up an inclined plane. The ang...

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Q: 5. Which vector equation does NOT describe the relationship among vectors A, B, and C? А) А + B %3Dс...

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Q: Disturbed by speeding cars outside his workplace, Nobel laureate Arthur Holly Compton designed a spe...

A: Use the free body diagram to solve for force that road exert on the car.  It's direction is upwards....

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A: Consider the given data as below. The diameter of cylindrical tank, d=0.30 m The radius of the cylin...

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A: Given data: Maximum gauge pressure, Pin = 15 atm Mass, m = 10000 kg   Solution: Write the equation t...

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Q: QUESTION 10 m/s2 ? An object moves with a constant speed of 428 m/s on a circular track of radius 21...

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A: Given, Resistance, R = 8.50 Ω Length, l = 1.40 m Magnetic field, B = 2.75 T Current, i = 1.60 A i) C...

Q: When the outward pressure balances inward gravitational pressure, the protostar stabilizes. (True or...

A: Yes it is true. There is two types of majority force acting gravitational potential and gas pressure...

Q: What is the inductance of a coil whose resistance is 105 Ω if it draws 0.47 A from a 119-V, 60-Hz po...

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Q: An object's position is described by the following polynomial for 10 s=t^3 - 12t^2 + 24t where s is ...

A: Please note : As per answering guidelines I can answer the first 3 sub-parts of a multisub-part ques...

Q: What is a watt, W? joule/sec, J/s O newton/sec, N/s O amp/sec, A/s O coulomb/sec, C/s

A: Power :- The rate of work done W is defined as the power P. Mathematically it is written as         ...

Q: A one capacitor, one battery and a switch as shown. The values for the resistors are: R1 Ic R2 = 21 ...

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Q: and Change to (5omi) through the time in ter tal (4S), and edatance (kom) at that fime Calculate fth...

A: Vavg = total displacement/total time          = 140/4 Vavg = 35m/s   or, just do average of inital a...

Q: At Niagara Falls, if 505 kg of water falls a distance of 50.0 m, what is the increase in internal en...

A: Given Information:- Mass of the water m=505 kg Height of the water falls is h=50.0 m   Required:- Ch...

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Q: An infinitely long wire carries a current of I = 150 A. Randomized Variables I = 150 A  Part (a)  ...

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Q: The masses m; are located at the points Pi. Find the center of mass of the system. 4, m2 = 8, m3 = 9...

A: Find the moment Mx  Mx=∑mii=1nyiMx= 4(5)+8(-2)+9(-7)Mx=20-16-63Mx=-59   Find the moment My My=∑mii=1...

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Q: Consider two vectors and shown in the figu vector sum is best illustrated by A+B 14 1

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Q: A fish tank has dimensions 42 cm wide by 1.0 m long by 0.80 m high.If the filter should process all ...

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Q: What is the acceleration of a projectile  While the projectile is moving up?  While the projectile i...

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Q: A 92.5 kg stunt man stands on a piston that will launch him out of a vertical tube. The piston appli...

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Q: crate at rest weighs 10 N on a level surface with a coefficient of friction of 0.1. A force of 20N i...

A: Given: weight of crate w = mg = 10N coeff. of friction μ = 0.1 applied force F = 20N angle of force ...

Q: In which of the following situations is there no nett current? 1. A positively charged ion moves to ...

A: To check in which of the given situations there is no net current. Relevant Information: Current is ...

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Q: AzF 21 wim? and Az is 2 mi La moves Im the movement slhown by

A: According to Pscal's law  Pressure applied at one point of liquid transmitted equally. 

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.