Right formula, wrong slot

Questions that set this trap

15 published questions

• physicsDifferent combination of $3$ resistors of equal resistance $\mathrm{R}$ are shown in the figures. The increasing order for power dissipatio…
• physicsMatch List I with List II :…
• physicsThe position-time graphs for two students $\text{A}$ and $\text{B}$ returning from the school to their homes are shown in figure : [[fig:0]…
• physicsUnder isothermal condition, the pressure of a gas is given by $\text{P} = \text{a}\text{V}^{-3}$, where $\text{a}$ is a constant and…
• physicsThe width of fringe is $2\text{ mm}$ on the screen in a double slits experiment for the light of wavelength of $400\text{ nm}$. The width o…
• physicsFor a uniformly charged thin spherical shell, the electric potential $(\mathrm{V})$ radially away from the center $(\mathrm{O})$ of shell c…
• physicsThe resistivity $(\rho)$ of semiconductor varies with temperature. Which of the following curve represents the correct behaviour
• physicsThe kinetic energy of an electron, $\alpha$-particle and a proton are given as $4\mathrm{K}$, $2\mathrm{K}$ and $\mathrm{K}$ respectively.…
• physicsThe energy levels of an hydrogen atom are shown below. The transition corresponding to emission of shortest wavelength is
• physicsThe temperature of an ideal gas is increased from $200\text{ K}$ to $800\text{ K}$. If r.m.s. speed of gas at $200\text{K}$ is…
• physicsA student is provided with a variable voltage source $\mathrm{V}$, a test resistor $\mathrm{R}_{\mathrm{T}}=10 \Omega$, two identical galva…
• physicsA body cools in $7\text{ minutes}$ from $60^{\circ}\mathrm{C}$ to $40^{\circ}\mathrm{C}$. The temperature of the surrounding is…
• physicsA small particle of mass $\mathrm{m}$ moves in such a way that its potential energy…
• physicsFor an amplitude modulated wave the minimum amplitude is $3\text{ V}$, while the modulation index is $60\%$. The maximum amplitude of the m…
• physicsThe weight of a body on the surface of the earth is $100\text{ N}$. The gravitational force on it when taken at a height, from the surface…