A) Principle of magnetic induction. B) Law of conservation of energy. C) Relationship between voltage, current, and resistance. D) Newton's second law of motion.
A) Varistor B) Volume C) Velocity D) Voltage
A) Resistance B) Inductance C) Impedance D) Current
A) Reluctance B) Resistor C) Resistance D) Reactance
A) Decreases B) Becomes negative C) Remains unchanged D) Increases
A) Current stays the same B) Current doubles C) Current halves D) Current triples
A) Ampere (A) B) Ohm (Ω) C) Volt (V) D) Watt (W)
A) Nikola Tesla B) Michael Faraday C) Thomas Edison D) Georg Simon Ohm
A) Electrical engineering B) Chemistry C) Biology D) Physics
A) Resistor B) Transformer C) Capacitor D) Diode
A) Becomes zero B) Remains the same C) Becomes negative D) Increases
A) I = V - R B) I = R / V C) I = V / R D) I = V * R
A) Resistance is exponential with current. B) Voltage is inversely proportional to current. C) Current is directly proportional to voltage. D) Current is constant regardless of voltage.
A) Newton's Law of Cooling B) Ohm's Law C) Hooke's Law D) Boyle's Law
A) 8 ohms B) 20 ohms C) 0.2 ohms D) 5 ohms
A) 7 volts B) 12 volts C) 1.33 volts D) 24 volts
A) Ohmic materials B) Conductors C) Non-ohmic materials D) Resistors
A) Mho B) Volt C) Ohm D) Siemens
A) Arnold Sommerfeld B) Felix Bloch C) J. J. Thomson D) Paul Drude
A) Electrons only move when heated. B) Electrons are stationary in a conductor. C) Conduction electrons move randomly with a drift caused by an electric field. D) Electrons do not contribute to electrical conduction.
A) Z = L/s B) Z = 1/sL C) Z = s/L D) Z = sL
A) Z = 1/(sC) B) Z = 1/C C) Z = C/s D) Z = s/C
A) 1827 B) 1814 C) 1855 D) 1879
A) p = −eEτ B) V = IR C) R = V/I D) I = V/R
A) Conductivity B) Resistivity C) Capacitance D) Reactance
A) Georg Ohm B) Francis Ronalds C) Henry Cavendish D) James Clerk Maxwell
A) L, inductance B) s, a complex parameter C) R, resistance D) C, capacitance
A) The imaginary part B) Neither part C) Both parts equally D) The real part
A) Scientific truths may be deduced through reasoning alone without experiments. B) Nature is chaotic and unpredictable. C) Experiments are essential for understanding nature. D) Mathematics has no role in science.
A) The quantum scale B) The macroscopic scale C) The atomic scale D) The microscopic scale
A) Electrons are stationary within the lattice. B) Electrons move as waves through a solid crystal lattice. C) Electrons do not interact with the crystal lattice. D) Electrons only scatter off other electrons.
A) Simple sinusoids B) Linear functions C) Step functions D) Complex exponentials
A) The free electron model B) Quantum band theory of solids C) Bloch's model D) The Drude model
A) Quantum noise B) Johnson–Nyquist noise C) Thermal noise D) Maxwell noise
A) Electric field B) Resistivity of the material C) Current density D) Conductivity of the material
A) Immediate acceptance and praise B) Indifference C) Hostility, calling it a 'web of naked fancies' D) Support from the Minister of Education
A) Ammeter B) Oscilloscope C) Voltmeter D) Galvanometer
A) Division B) Addition C) Multiplication D) Subtraction
A) σ = n_e e2 ν m_e B) σ = n_e e2 / (ν m_e) C) σ = n_e e / (ν m_e) D) σ = n_e e3 / (ν m_e)
A) Long rectangle or zig-zag symbol B) Square C) Circle with an 'R' D) Triangle pointing right
A) At a constant temperature. B) At a variable temperature. C) Under varying pressure conditions. D) In an open circuit.
A) An exponential curve. B) A straight line. C) A hyperbola. D) A parabola.
A) Reactance B) Conductance C) Impedance (Z) D) Admittance
A) Joule's first law. B) Ohm's principle. C) Fourier's principle. D) Maxwell's equations.
A) Non-ohmic device B) Ohmic device C) Reactive device D) Capacitive device
A) Leyden jars B) Gold-leaf electrometer C) Thermocouples D) Voltaic piles
A) The Peltier effect. B) Ohm's principle. C) Joule's first law. D) The Seebeck effect.
A) ρ = σ + 1 B) ρ = σ / 2 C) ρ = σ × 2 D) ρ = σ-1
A) m_e n_e dv_e/dt = -n_e e E + n_e m_e ν (v_i - v_e) - e n_e v_e × B B) m_e n_e dv_e/dt = n_e e E + n_e m_e ν (v_i - v_e) - e n_e v_e × B C) m_e n_e dv_e/dt = n_e e E - n_e m_e ν (v_i - v_e) + e n_e v_e × B D) m_e n_e dv_e/dt = -n_e e E - n_e m_e ν (v_i - v_e) + e n_e v_e × B |