Electric Potential & Voltage MCQ Practice & Quizzes

Practice Questions

• BeginnerTwo identical point charges, each with charge \(+Q\), are fixed on the x-axis at positions \(x = -d\) and \(x = +d\), as shown in the figure. Point…
• BeginnerAn electron initially at rest is accelerated through an electric potential difference \(\Delta V_0\), giving it a final de Broglie wavelength…
• BeginnerAn experiment measures the stopping potential \(V_s\) as a function of light frequency \(f\) for two different metallic cathodes, Metal 1 and Metal 2.…
• BeginnerAn experiment is conducted to investigate the photoelectric effect using two different metal surfaces, Metal X and Metal Y. Monochromatic light of var…
• BeginnerA proton with charge \(+e\) is initially held at a distance \(r\) from a fixed helium nucleus with charge \(+2e\). An external agent moves the proton…
• BeginnerA thin, hollow spherical conducting shell of radius \(R\) carries a net positive charge \(+Q\) and is in electrostatic equilibrium. Point \(P\) is loc…
• BeginnerTwo identical positively charged spheres are initially held at rest near each other in an isolated system. The spheres are released simultaneously and…
• BeginnerA small particle with a negative charge \(-q\) is released from rest near a fixed sphere with a positive charge \(+Q\). No forces other than the elect…
• IntermediateA thin, nonconducting disk of radius \(R\) is located in the \(xy\)-plane with its center at the origin. The disk has a uniform surface charge density…
• IntermediateA stationary point charge \(+Q\) is fixed at the origin. A graph of the electric potential \(V\) as a function of the distance \(r\) from the charge i…
• IntermediateA circuit consists of an ideal battery with electromotive force \(\varepsilon\) and two resistors, \(R_1\) and \(R_2\), connected in series using copp…
• IntermediateA capacitor of capacitance \(C\) is charged using a battery until it reaches a potential difference \(V_0\), storing energy \(U_0\). The capacitor is…
• IntermediateAn ideal battery of potential difference \(\varepsilon\) is connected to a network of four identical resistors, each of resistance \(R\). Resistor…
• IntermediateA particle with mass \(m\) and positive charge \(q\) is initially at rest and accelerated through a potential difference \(\Delta V\). The particle th…
• IntermediateMonochromatic light of wavelength \(\lambda_1\) is incident on a metal surface in a photoelectric experiment, resulting in photoelectrons emitted with…
• IntermediateMonochromatic light of frequency \(f_1\) shines on a metal surface inside an evacuated tube, ejecting photoelectrons that require a stopping potential…
• AdvancedAn experiment is conducted to determine the photoelectric properties of two different metallic surfaces, Metal 1 and Metal 2. The stopping potential \…
• AdvancedA real battery with electromotive force (EMF) \(\mathcal{E}\) and non-negligible internal resistance \(r\) is connected in turn to three different loa…
• AdvancedA multi-loop circuit consists of three vertical parallel branches connected between a top horizontal wire containing node \(X\) and a bottom horizonta…
• AdvancedA planar resistor network consists of two concentric circular loops: an inner loop with nodes \(A\), \(B\), \(C\), and \(D\), and an outer loop with n…
• AdvancedA particle of mass \(m\) and positive charge \(q\) is released from rest near the center of a cyclotron. The cyclotron consists of two hollow D-shaped…
• AdvancedA particle with positive charge \(+q\) is launched horizontally to the right with speed \(v\) into a velocity selector. The selector contains a unifor…
• AdvancedMonochromatic light with photon energy \(E_{\text{photon}} = 2.0 W_0\) shines onto Metal 1, which has a work function of \(W_0\). The same light shine…
• AdvancedAn experiment is conducted to investigate the photoelectric effect using two different metallic cathodes, Metal 1 and Metal 2. The stopping potential…