# Physics equations (electric and magnetic fields)

- Created by: Tilly - Team GR
- Created on: 03-01-14 15:10

## Other questions in this quiz

## 2. Given that you need to find the current at time, t, and you know the initial current and time constant, which equation do you use?

- V=IR
- t = RC
- Q=It
- I = Io e^-t/RC
- P=VI
- V = Vo e^-t/RC

## 3. Which equation can work out the force exerted on a charged particle in a magnetic field?

- F = EQ
- F = bqv
- F = BIL

## 4. Which equation is correct?

- V = IR
- V=I/R
- V=R/I

## 5. What does this equation calculate: NΦ

- Induced emf
- Flux linkage
- Magnetic flux density
- Magnetic flux

## Comments

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