Working as a Physicist (Edexcel A Level Physics): Exam Questions

Exam code: 9PH0

2 hours16 questions
1
1 mark

Which of the following is a base SI unit?

  • ampere

  • coulomb

  • joule

  • newton

2
1 mark

The unit of electric potential can be written as J C−1.

Which of the following is the equivalent expression in SI base units?

  • kg m2 s−2

  • kg m2 s−2 A−1

  • kg m2 s−3 A−1

  • kg m s−3 A−1

1
1 mark

Which row of the table shows a base quantity and its base SI unit?

 

Quantity

Unit

A

charge

C

B

 length

m

C

mass

g

D

 temperature

°C