IS PHYSICS S1

Induced electric currents can be explained using which of the following laws?

• Gauss's Law

• Faraday's Law

• Ohm's Law

• Ampere's Law

Iron is what type of magnetic material?

• diamagnetic

• paramagnetic

• ferromagnetic

• non-magnetic

The focal length of a concave spherical mirror is equal to 1 meter. What is the radius of curvature of this mirror?

• 30 meters

• 0.2 meters

• 3 meters

• 2 meters

The collision between a photon and a free electron was first explained by which of the following scientists?

• Einstein

• Heisenberg

• Compton

• Bohr

The Tesla and the Gauss are units of measure of:

• conductance

• magnetic field strength

• magnetic flux

• electrical current

What is the name of the temperature and pressure conditions at which water can be in the solid, liquid and gas phases simultaneously?

• Boiling Point

• Freezing Point

• Triple Point

• Critical Point

When a metal becomes a superconductor, there is a tremendous decrease in its:

• total volume

• electrical resistance

• length

• density

The first law of thermodynamics is concerned with the conservation of

• energy

• momentum

• charge

• matter

The amount of heat required to change a boiling liquid to a gas at the same temperature depends on one of the following properties of the liquid

• heat of fusion

• heat of vaporization

• temperature

• density

Which one of the following is the name of a device used to measure voltage without drawing ANY current from the circuit being measured?

• a wattmeter

• a galvanometer

• an ammeter

• a potentiometer