Physics Exam Questions

0.00521 N expressed in standard form is

• 5.21×10^3

• 5.21×10^-2

• 5.21×10^-3

• 5.21×10^-5

How many significant figures are in the quantity 25.92 m^3?

• 1

• 2

• 3

• 4

One gram is equal to

• 10 milligrams

• 100 milligrams

• 1000 milligrams

• 10 000 milligrams

Errors due to parallax can be minimized by

• Taking more than one reading

• Placing the eye at a right angle to mark being read

• taking readings from different angles

• taking an average of two readings using two separate scales

Which of the following is a vector quantity?

• Mass

• Density

• Moment

• Momentum

Which of the following is NOT an S.I. base unit?

• m

• kg

• A

• cm^3

Which of the following is a derived unit?

• K

• s

• m^3

• kg

The volume of a cube whose sides have length of 60 cm is:

• 3,600 m^3

• 0.216 m^3

• 0.36 m^3

• 0.0216 m^3

Which of the following is MOST suitable for measuring the diameter of a human hair?

• Metre rule

• Tape measure

• Vernier calipers

• Micrometer Screw gauge

1 metre cubed (m^3) is equivalent to

• 100 cm^3

• 1000 cm^3

• 10 000 cm^3

• 1 000 000 cm^3