This quiz titled 'Electric Forces and Electric Fields' assesses understanding of electric fields and forces through practical questions. It covers the balancing of forces, field strength estimations, and inter-proton distances,...

Questions: 14 | Attempts: 842 | Last updated: Mar 21, 2025

Sample Question
A very small ball has a mass of 5.0e-3 Kg and a charge of 4 uC. What magnitude electric field directed upward will balance the weight of the ball?

1.2e4 N/C

8.2e2 N/C

2.0e-2 N/C

5.1e6 N/C

3.7e3 N/C

Physics Quiz: Effects Of Electric Current Trivia Questions!

Dive into the Physics Quiz focusing on the Effects of Electric Current. Explore key concepts like Joule's law of heating, the use of nichrome in heating elements, and the principles of thermocouples and magnetic induction. This...

Questions: 13 | Attempts: 3381 | Last updated: Mar 22, 2025

Sample Question
Joule’s law of heating is (1) (2) (3) (4)

(3)

(1)

(2)

(4)

Physics B CFA 1 Review Quiz - Trimester 3 2014

This is the review quiz for the Physics B CFA 1. Please take and review answers at the end. You may take this quiz unlimited amount of times until a passing score is achieved. You will be given a test grade for this quiz;...

Questions: 29 | Attempts: 1258 | Last updated: Mar 22, 2025

Sample Question
1. A 24Ω resistor is connected to a 12-V battery. How much current flows through the resistor? (Hint: V = I x R) Ohms Law.

A. 0.50 A

B. 2.0 A

C. 6.0A

D. 288 A

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Physics Quiz: Can You Pass?

Physics Quiz: Can you pass?

In Physics, electrons are elements, which exist in physical state that result to among other things electromagnetic charges. How good are you with Physics? Find out below and compare your results with others. All the best.

Questions: 8 | Attempts: 413 | Last updated: Mar 21, 2025

Sample Question
Two positive point charges are separated by a distance R. If the distance between the charges is reduced to R/2, what happens to the total electric potential energy of the system?

The total electric potential energy is doubled.

The total electric potential energy remains the same.

The total electric potential energy increases by a factor of 4.

The total electric potential energy is reduced to one-half of its original value.

The total electric potential energy is reduced to one-fourth of its original value.