1
JEE Main 2023 (Online) 8th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Graphical variation of electric field due to a uniformly charged insulating solid sphere of radius $$\mathrm{R}$$, with distance $$r$$ from the centre O is represented by:

JEE Main 2023 (Online) 8th April Morning Shift Physics - Electrostatics Question 72 English

A
JEE Main 2023 (Online) 8th April Morning Shift Physics - Electrostatics Question 72 English Option 1
B
JEE Main 2023 (Online) 8th April Morning Shift Physics - Electrostatics Question 72 English Option 2
C
JEE Main 2023 (Online) 8th April Morning Shift Physics - Electrostatics Question 72 English Option 3
D
JEE Main 2023 (Online) 8th April Morning Shift Physics - Electrostatics Question 72 English Option 4
2
JEE Main 2023 (Online) 8th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements:

Statement I: If heat is added to a system, its temperature must increase.

Statement II: If positive work is done by a system in a thermodynamic process, its volume must increase.

In the light of the above statements, choose the correct answer from the options given below

A
Both Statement I and Statement II are true
B
Statement I is false but Statement II is true
C
Statement I is true but Statement II is false
D
Both Statement I and Statement II are false
3
JEE Main 2023 (Online) 8th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

A charge particle moving in magnetic field B, has the components of velocity along B as well as perpendicular to B. The path of the charge particle will be

A
helical path with the axis along magnetic field $$\mathrm{B}$$
B
straight along the direction of magnetic field $$\mathrm{B}$$
C
circular path
D
helical path with the axis perpendicular to the direction of magnetic field B
4
JEE Main 2023 (Online) 8th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Two forces having magnitude $$A$$ and $$\frac{A}{2}$$ are perpendicular to each other. The magnitude of their resultant is:

A
$$\frac{5 A}{2}$$
B
$$\frac{\sqrt{5} A}{4}$$
C
$$\frac{\sqrt{5} A}{2}$$
D
$$\frac{\sqrt{5} A^{2}}{2}$$
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