The magnetic field and the number of turns of a coil of wire are doubled, while its area is reduced by a factor of 2. Assuming that all the other parameters remain the same, what happens to the induced emf in that coil of wire?
A) It is doubled.
B) It is reduced by a factor of 2.
C) It is quadrupled.
D) It is reduced by a factor of 4.
E) It stays the same.
Question 2
The heat required to change a substance from the liquid to the vapor state is referred to as the
A) heat of fusion.
B) heat of vaporization.
C) heat of evaporation.
D) heat of condensation.
E) heat of melting.
Wheat field versus lavender field
Trigonometry, Area Problem
A silver wire with a resistivity of 1.59E-8 Ωm has a radius of 14.1 mm.
Plot showing the number of genes on each human chromosome
Separation of variable number tandem repeat (VNTR) alleles after PCR amplification