Question Answers

In the figure shown eight resistors each of resistance ‘R’ are connected to form two squares ABCH and DEFG. Four resistors each of resistors ‘2R’ are connected in the vertical lines AF, BG, CD and EH. ‘A’ and ‘C’ are connected to a battery of internal resistance ‘R’ and emf V. Find out the current [...]

If each resistance R = 100 root 3 ohm, then find equivalent resistance ( in ohm ) between A and B. If each resistance R = 100 root 3 ohm then find equivalent resistance ( in ohm ) between A and B. September 19, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

The equivalent reistance between the points A and B is a) 36/7 ohm b) 10 ohm c) 85/7 ohm d) none of these The equivalent reistance between the points A and B is a) 36/7 ohm b) 10 ohm c) 85/7 ohm d) none of these September 19, 2020 Category: Uncategorised (JEE Advanced Physics by [...]

The distances moved by a freely falling body (starting from rest) during 1 st, 2nd, 3rd, …., nth second of its motion are proportional to .... 2nd 3rd nth second of its motion are proportional to The distances moved by a freely falling body (starting from rest) during 1 st September 19, 2020 Category: Uncategorised [...]

In the figure shown the current flowing through 2R is a) from left to right b) from right to left c) no current d ) none of these In the figure shown the current flowing through 2R is a) from left to right b) from right to left c) no current d ) none of [...]

The displacement x of a particle moving in one dimension under the action of a constant force is related to time t by the equation t = root x + 3, where x is in meters and t is in seconds. The displacement x of a particle moving in one dimension under the action of [...]

The relation between time t and distance x is t = ax^2 + beta x where alpha and beta are constants. The retardation is The relation between time t and distance x is t = ax^2 + beta x where alpha and beta are constants. The retardation is September 19, 2020 Category: Uncategorised (JEE Advanced [...]

A uniform wire of resistance 9 Ω is cut into 3 equal parts. They are connected in form of equilateral triangle ABC. A cell of e.m.f. 2V and negligible internal resistance is connected across B and C. Potential difference across AB is What is the equivalent resistance between the points A and B of the [...]

A body dropped from the top of a tower covers a distance 7x in the last second of its journey, where x is the distance covered in the first second. How much time does it take to reach A body dropped from the top of a tower covers a distance 7x in the last second [...]

A stone thrown upwards with speed u attains maximum height h. Another stone thrown upwards from the same point with speed 2u attains maximum height H. What is the relation between A stone thrown upwards with speed u attains maximum height h. Another stone thrown upwards from the same point with speed 2u attains maximum [...]