Other Physics Answers

Given three resistors, each having a resistance of 1 Ω, how many different values of equivalent resistance ca be obtained by the different series-parallel combinations if all the three resistors are to be used in the circuit?

1.Two point charges, Q_A = +8 μC and Q_B = -5 μC, are separated by a distance r = 10 cm. What is the magnitude of the electric force? The constant k = 8.988 x 10⁹ Nm²/C

2.Two charged particles Q_P = +10 μC and Q_q = +20 μC are separated by a distance r = 10 cm along the horizontal. What is the magnitude of the electrostatic force?

A light ray strike an air/water surface at an angle of 46 degrees with respect of the normal. find the angle of refraction when the direction of the ray is from the air to water

Calculate the electric field experienced by a negative test charge given the following

conditions:

a. Source charge: +5.03 x 10-4 C

Distance from source charge: 2.33 x 10-5 m

b. Source charge: -4.33 x 10-12 C

Distance from source charge: 4.6 x 10-19 m

c. Source charge: +6.78 x 10-15 C

Distance from source charge: 7.9 x 10-19 m

Calculate the electric flux for each of the following sets of variables.

a. Electric Field = 7.06 x 1013N/C

A = 4.4 x 10-6 m2

θ = 0°

b. Electric Field = 6.9 x 103 N/C

A = 3.1 x 10-3 m2

θ = 45°

c. Electric Field = 8.2 x 105 N/C

A = 6.1 x 10-7 m2

θ = 90°

A closed surface which encloses a charge has an electric flux of 15.8 N.m^2/C. What is the magnitude of the charge?

An electric field (E=4.5N/C) passes through a flat surface area (0.30m) with an angle of 45°. What will be the magnitude of the electric flux?

An electric charge inside a sphere (r=0.81m) has a magnitude of +4.8x10^18C. Find the electric flux through this surface

1. An electric charge inside a sphere (r=0.81m) has a magnitude of

+4.8x10−18𝐶. Find the electric flux through this surface.

A car travels 13 km in 2 hours and 2 km in 1 hour

in the same direction. What is the car's average

speed in km/hr and m/s for the whole journey?