A high-voltage dc power line falls on a car, so the entire metal body of the car is at a potential of 10,000 V with respect to the ground. What happens to the occupants (a) when they are sitting in the car and (b) when they step out of the car? Explain your reasoning.

Q: Two straight conducting rods, which are e = 1.0 m long, exactly parallel, and separated by d = 0.95…

A: Given that, l=1 md=0.95 mm=0.95×10−3 mRE=17ΩRT=0.5ΩRB=2.5Ωm=25g=0.025 kg

Q: A capacitor of capacitance C=14 µF capacitor is used in conjunction with a motor. How much energy…

A: Value of capacitor C=14 micro fared  Voltage applied= 65 volt

Q: An electron with initial velocity vVo = 1.38 × 10° m/s enters a region 1.0 cm long where it is…

A: Given information Initial velocity of the electron u = 1.38 × 105 m/s Final velocity of the electron…

Q: A set of parallel plates are 4.00 cm apart, they are circular and have a radius of 4.5 cm, & a…

A: distance between the parallel plates (d) = 4 cm = 0.04 m Radius (R) = 4.5 cm = 0.045 m Area of…

Q: How much total energy is dissipated in 1 hour, when you attach 2, 6 Ω light bulbs in series with…

A: GIVEN- Resistance (R1) = 2 Ω Resistance (R2) = 6 Ω Battery (V) = 12 V Time (t) = 1 hr = 3600 sec.

Q: A parallel plate capacitor, separated by a distance of 0.9 mm, has plates of area 300 cm^2 . The…

A: The correct answer is option (2) i.e.    1.475 x 10-6 J

Q: What is the voltage of the resting potential? Give a real life example of this?

A:

Q: The capacitor shown is initially uncharged and the switch, in position c, is not connected to either…

A: The expression for the potential due to the charging portion be defined as, V=V01-e-tRC=12…

Q: Two long, straight conducting wires with linear mass density A are suspended from cords so that they…

A:

Q: R. of b, At time t = 0 s, a switch S is thrown from position a to b. The battery voltage Vo is 12.0…

A:

Q: Doubling the area of the conductors in a capacitor O doubles the charge stored on the capacitor.…

A: The capacitance of the capacitor is given as C=ε∘Ad…

Q: Consider the circuit shown in the figure, with C₁ = 5.9⁹2 µF and C₂ = 7.54 µF. 2.00 μF (b) 6.00 µF +…

A: c1 and 6μF are in series here equivalent capacitance of both cI = 1/(1/5.92)+1/6 = 2.979μF c2 and…

Q: The temperature near the center of the Sun is thought to be about 15 million degrees Celsius.…

A: Given: The temperature of the center of the Sun is 15 million degrees Celsius.

Q: The capacitor in the circuit is initially uncharged. The switch closes at time t = 0. R 4.7 kQ The…

A: Given. R = 4700 ohm Q = CV V = IR

Q: V ww

A: V=9 V C1=3.0 μF C2=4.5 μF R1=80 Ω R2=20 Ω R3=70 Ω

Q: The temperature near the center of the Sun is thought to be 15 million degrees Celsius (1.5 × 107…

A: The system gains internal energy when it is subjected to temperature. When the potential is applied…

Q: The temperature near the center of the Sun is thought to be 15 million degrees Celsius (1.5×107 ºC)…

A: The expression to determine the voltage,

Q: A proton in a particle accelerator has a velocity of 4 x 10^7 m/s when observed at point A and a…

A: Given data The velocity of the photon at point A is obtained as vA = 4 x 107 m/s. The velocity of…

Q: The current in a 0.25 F capacitor is i = 4sen2t A. Calculate the voltage, charge, instantaneous…

A:

Q: A heart defibrillator delivers 4.00×102J of energy by discharging a capacitor initially at 1.00×104…

A: The energy stored in a capacitor, E=4.00×102 J   The power supply, V=1.00×104 V

Q: The temperature near the center of the Sun is thought to be 15 million degrees Celsius  ⎝1.5×107ºC⎞…

A: Given: The temperature near the center of the sun is T=1.5×107 ⁰C. The expression for the…

Q: Consider strings of incandescent lights that are used for many ornamental purposes, such as…

A:

Q: In certain situations, a much smaller amount of energy will defibrillate the heart. During an…

A:

Q: For the circuit shown, the capacitor Chas a capacitance of 2.0 uF and the capacitor C2 has a…

A:

Q: A capacitor is discharged through a wire with a time constant t. When the wire is replaced by…

A: Given a rc circuit in which the original wire is replaced by a wire which has twice the cross…

Q: The charge for a parallel plate capacitor is determined to be 450 micro Coulombs. It is charged with…

A:

Q: he circuit in the figure below has been connected for a long time. Let R, = 9.00 Q and R, = 5.20 Q.…

A: Given:resistor,R1=9ΩR2=5.20Ω Part(B)With Battery removed,circuit looks like equivalent resistance.…

Q: A Christmas light is made to flash via the discharge of a capacitor. The effective duration of the…

A: The energy dissipated will be the product of power and time.

Q: Kircough. Consider the circuit shown with e = 6.0 V, ɛ2 = 12 V, R = 1002, R2 = 200N, and R3 = 300N.…

A: Kirchhoff's law: Because no charge is lost, the total current entering a junction or a node is equal…

Q: Cap-monster maze. In the figure, all the capacitors have a capacitance of 6.0 µF, and all the…

A: Given :     Capacitance of the capacitors, C = 6.0 μF      emf of the batteries, V = 10 V

Q: In the circuit shown in the figure the switch has been closed for a long time so that the capacitor…

A:

Q: What is the capacitance of a defibrillator that can deliver a maximum of 300 J by discharging energy…

A: to solve - given questions on capacitance

Q: For the circuit shown, the capacitor C, has a capacitance of 2.0 µF and the capacitor C2 has a…

A: Given data: -  The capacitance of capacitor 1 is C1 = 2.0 μF. The capacitance of capacitor 2 is C2…

Q: Four 20-µF capacitors are connected in parallel and the combination is connected to a 20-V emf…

A:

Q: Two straight conducting rods, which are I = 1.0m long, exactly parallel, and separated by d = 0.85…

A:

Q: Using the exact exponential treatment, find how much time is required to discharge a 268-µF…

A:

Q: Assume that the leaf of part A (3.5cm width & 0.2mm thickness) has a length of 40cm, and its top &…

A: The capacitance of flat, parallel plates of area A and separation d is given by the expression…

Q: Since 180 kV voltage is applied to a system with planar electrodes with three insulating layers…

A: Given : U =180 kV; ε0 =8.854 x 10-12 F/m; a1 = 1.4 cm; a2 =1.8 cm; a3 = 3.2cm; εr1 =1; εr2 =4; εr3…

Q: In the circuit shown in the figure the switch has been closed for a long time so that the capacitor…

A:

Q: For the circuit shown, the capacitor is initially uncharged and the switch is open. At time t = 0,…

A: Given: The resistances of the circuit are 126 Ω and 275 Ω. The charge on the capacitor is 90% of the…

Combination of Capacitors

The connection of capacitors can be established in a circuit in two ways.