To start a car engine, the car battery moves 9.80 ✕ 1021 electrons through the starter motor. How many coulombs of charge were moved?

Q: This time your object has a mass of 12.3 kg. Now imagine taking all the protons out of the object…

A: GivenMass of the object m=12.3 kg

Q: A particle (charge = 5.5 µC) is released from rest at a point x = 19.3 cm. If a 49.1-µC charge is…

A: ∆EK=Ui-Uf=kqQri-kqQrf=kqQ1ri-1rf=9×109 NC5.5×10-6 C49.1×10-6 C119.3×10-2 m-119.3+95.1×10-2 m=10.47 J

Q: A proton (g = +1.6x10-19 C) is released from rest at point A in a uniform electric field that has a…

A: Let F denote the force on the proton due to the electric field denoted by E, and let q denote the…

Q: A particle (charge 6.5 µC) is released from rest at a point x = 5.2 cm. If a 29.5-µC charge is held…

A:

Q: A molecule of DNA (deoxyribonucleic acid) is 2.18 ?m long. The ends of the molecule become singly…

A: Write the given values with suitable variables. L=2.18 μm=2.18×10-6 mΔL=1.30%L=1.301002.18×10-6…

Q: This time your object has a mass of 32.1 kg. Now imagine taking all the protons out of the object…

A:

Q: How much work must be done by an external force to bring a 3.00 microcoulumb charge from infinity to…

A:

Q: To start a car engine, the car battery moves  5.88 ✕ 1021  electrons through the starter motor. How…

A: Given: The number of electrons is 5.88x1021.

Q: A lightning bolt strikes a tree, moving 20.0 C of charge through a potential difference of 1.20 x106…

A:

Q: The two corners of an equilateral triangle with a side length of a=5m have q1=6.1 C and q2 =4.1 C…

A:

Q: This time your object has a mass of 53.5 kg. Now imagine taking all the protons out of the object…

A: mass of proton =1.67262 × 10−27 kg charge on proton= 1.6 x 10-19 C The mass of the proton is 1836…

Q: A charge of + 50 nC is distributed uniformly along the circumference of a circle with a radius of 15…

A:

Q: An object has a mass of 28.8 kg. Now imagine taking all the protons out of the object and stuffing…

A:

Q: This time your object has a mass of 17.0 kg. Now imagine taking all the protons out of the object…

A:

Q: A magician performs a show with a table tennis ball. Her aim is to the ball in the air without…

A:

Q: An object has -0.0003 C of charge. This means that the object has: O 1.875 * 10^15 fewer electrons…

A: Given data: The charge on the object is, q=-0.0003 C Formula used: The charge on the single electron…

Q: An electric field of 7.50×105 V/m is desired between two parallel plates, each of area 45.0 cm2 and…

A: Given: In this question, the given values are, E=7.50×105 V/m A=45×10-4 m2 d=2.45×10-3 m To find the…

Q: A van der Graaff generator belt takes 250 electrons up to the ball at the top every second. Assuming…

A:

Q: If 1.28 ✕ 1020 electrons move through a pocket calculator during a full day's operation, how many…

A:

Q: A DNA molecule (deoxyribonucleic acid) is 2.17µm long. The ends of the molecule become singly…

A: Given Magnitude of Charges on the ends Q1 = Q2 = Q = 1.60 x 10-19 C Length L = 2.17 μn = 2.17 x 10-6…

Q: This time your object has a mass of 52.9 kg. Now imagine taking all the protons out of the object…

A:

Q: A bare helium nucleus has two positive charges and a mass of 6.64 x 10-27 kg. (a) Calculate its…

A: a) Calculate the speed of the charge. v=(4.20%)cv=(4.20100)(3×108 m/s)v=1.26×107 m/s

Q: This time your object has a mass of 67.8 kg. Now imagine taking all the protons out of the object…

A:

Q: Two 1.5 cm-diameter disks face each other, 2.4 mm apart. They are charged to ±15 nC.A proton is…

A: The diameter of the disk: The distance between the disks: The charge of the disks:

Q: A molecule of DNA (deoxyribonucleic acid) is 2.21 ?m long. The ends of the molecule become singly…

A: The given DNA molecule is 2.21 μm long, when uncharged.  Let r=2.21 μm=2.21×10-6 m Now, the two…

Q: First, a glass rod is brought to a charge of +14.7 nC. It is then brought to contact with a metal…

A:

Q: This time your object has a mass of 41.5 kg. Now imagine taking all the protons out of the object…

A:

Q: A proton (mass = 1.67 × 10-27 kg, charge 1.60× 10-19 C) moves from point A to point B under the…

A:

Q: start a car engine, the car battery moves 3.6 × 1021 electrons through the starter motor. -How many…

A: Given  number of electron moves n = 3.6 × 1021  we know that  charge on electron e = 1.6 × 10-19 C

Q: A charge of -4.05 μC is fixed in place. From a horizontal distance of 0.0396 m, a particle of mass…

A:

Q: In one of the classic nuclear physics experiments at the beginning of the 20th century, alpha…

A: Charge on alpha particleq1 = 2e = 2 × 1.6 × 10-19 = 3.2 × 10-19 C Charge on gold nucleus q2 = 79e =…

Q: A particle of mass 6 x 105 kg and charge 3 μC moves downward from point A to point B a distance of 5…

A:

Q: A small particle with a charge of 6.48 uC is initially moving at 55.0 m/s. It is then accelerated…

A: Given value --- charge = 6.48 micro C potential difference = 530 V. We have to find--- How much…

Q: Two identical particles have the same charge of 0.15 nC are 8m apart. Because of the repulsive…

A:

Q: A charge of + 40 nC is distributed uniformly along the circumference of a circle with a radius of 10…

A:

Q: A lightning bolt with 8 kA strikes an object for 15 μ s. How much charge is deposited on the object?

A: Given value--- A lightning bolt with 8 kA strikes an object for 15 μ s. We have to find--- How…

Q: A molecule of DNA (deoxyribonucleic acid) is 2.29 µm long. The ends of the molecule become singly…

A:

Q: Two balls with charges of Q1= 20 nC and Q2 = 13.33 nC are at a distance of r1=40 cm from each other.…

A: Given, Q1=20 nCQ2=13.33 nC Distance, r1=40 cm Distance, r2=25 cm

Q: Suppose you have an electric field between two parallel conducting plates separated by 2.4 cm and…

A:

Q: The potential difference between a storm cloud and the ground is 2.47 x 10° V. If a bolt carrying 5…

A: Given data:  Potential difference (ΔV) = 2.47×108 V Charge (q) = 5 C Required: Magnitude of the…

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.