1
JEE Main 2021 (Online) 18th March Evening Shift
Numerical
+4
-1
Two wires of same length and thickness having specific resistances 6$$\Omega$$ cm and 3$$\Omega$$ cm respectively are connected in parallel. The effective resistivity is $$\rho$$$$\Omega$$ cm. The value of $$\rho$$, to the nearest integer, is ____________.
2
JEE Main 2021 (Online) 18th March Evening Shift
Numerical
+4
-1
Consider a 72 cm long wire AB as shown in the figure. The galvanometer jockey is placed at P on AB at a distance x cm from A. The galvanometer shows zero deflection.

The value of x, to the nearest integer, is ___________.
3
JEE Main 2021 (Online) 18th March Morning Shift
Numerical
+4
-1
The voltage across the 10$$\Omega$$ resistor in the given circuit is x volt.

The value of 'x' to the nearest integer is _________.
4
JEE Main 2021 (Online) 17th March Morning Shift
Numerical
+4
-1
The equivalent resistance of series combination of two resistors is 's'. When they are connected in parallel, the equivalent resistance is 'p'. If s = np, then the minimum value for n is ____________. (Round off to the Nearest Integer)
JEE Main Subjects
Physics
Mechanics
Electricity
Optics
Modern Physics
Chemistry
Physical Chemistry
Inorganic Chemistry
Organic Chemistry
Mathematics
Algebra
Trigonometry
Coordinate Geometry
Calculus
EXAM MAP
Joint Entrance Examination