Physics · 2014
NEET 2014 · 4 May · Code P · Q27
The resistances in the two arms of the meter bridge are 5 Ω and R Ω, respectively. When the resistance R is shunted with an equal resistance, the new…
The resistances in the two arms of the meter bridge are $\displaystyle 5 \Omega$ and $\displaystyle \mathrm{R} \Omega$, respectively. When the resistance R is shunted with an equal resistance, the new balance point is at $\displaystyle 1.6 l_1$. The resistance 'R', is :
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle 15 \Omega$
More from Current Electricity
- The resistance of platinum wire at 0^° C is 2 Ω and 6.8 Ω at 80^° C. The temperature coefficient of resistance of the wire is:2023
- A wheatstone bridge is used to determine the value of unknown resistance X by adjusting the variable resistance Y as shown in the figure. For the…2022
- A potentiometer circuit has been set up for finding the internal resistance of given cell. The main battery, used across the potentiometer wire, has…2014
- A battery consists of a variable number 'n' of identical cells (having internal resistance 'r' each) which are connected in series. The terminals of…2018
- A copper wire of length 10 m and radius (10^-2 / √π) m has electrical resistance of 10 Ω. The current density in the wire for an electric field…2022
- The current passing through the battery in the given circuit, is:2025
- The effective resistance of a parallel connection that consists of four wires of equal length, equal area of cross-section and same material is 0.25…2021
- Column - I gives certain physical terms associated with flow of current through a metallic conductor. Column - II gives some mathematical relations…2021
NEET (UG) 2014 Physics question, with the answer from NTA’s final answer key. Where our answers come from.