Physics question and answers for July 05, 2024
- Q 17 Trees have a special tissue called xylem through which water rises from root to the branches Assuming tissue to be of uniform cross section find vest maximum radius of...
- Q 1 The current voltage relation of a diode is giver by I e1000 V T 1 mA where the applied voltage V is in volts and the temperature T is...
- Q A force of 20N is applied to a block at rest as shown in figure After the block has moved a distance of 8m to the right the direction of...
- Q From the given position as shown in the figure the plank starts moving towards left with initial velocity and acceleration zero 8 m s The rod flies in the air...
- Q whose curved portions are semicircules of radius 1 m The adjacent graph describes the variation of speed of the car with distance moved by it starting from point P The...
- Q Wires 1 and 2 carrying currents i and 12 are inclined at an angle to each other What is the force on a small respectively element dl of wire 2...
- Q A uniform electric field having strength E is existing in x y plane as shown in figure Find the p d between origin O A d d 0 Z OJO...
- Q 2 A uniform rod OA of mass m and length L is hinged at end O with the ceiling and other end A of the rod is attached with a...
- Q Dor Choose the incorrect statement with regards to gravitational force 1 Gravitational force is unaffected by the intervening medium between two masses 2 Acceleration due to gravity decreases non linearly...
- Q 16 Internal forces acting in a system of particle can change 1 Both kinetic energy and linear momentum of the system 2 The linear momentum but not the kinetic energy...
- Q A thin walled hemispherical shell of mass m and radius R is pressed against a smooth vertical wall Through a very small aperture at its top water of density p...
- Q 40 A ring of mass m and radius R is being rotated about its axis with angular velocity if to increases then tension in ring 1 Decreases 2 Increases 3...
- Q An elastic conducting cord of length lo and force constant k is fastened to two nails N and N as shown Unif magnetic field B is present as shown If...
- Q Read the following source and answer any four out of the following questions Electric charge is the physical property of matter that causes it to experience a force when placed...
- Q A semi circular disc is moving rightward with velocity vo and acceleration ao both rightward at a certain moment Find the velocity and acceleration of rod at the same moment...
- Q b Two blocks A and B are placed on inclined planes as shown in Fig 3 b The block A weighs 1000 N Determine minimum weight of the block B...
- Q 8 Two blocks M and M are tied with string and kept at rough surface as shown in figure If F 20 N is applied on the block of mass...
- Q View In English In the figure a charged sphere of mass m and charge q starts sliding from rest on a vertical fixed circular track of radius R from the...
- Q An object which is thrown or projected into the air subject to only the acceleration of gravity is called a projectile and its path is called its trajectory This curved...
- Q sir could u pls explain how to solve this sum A bar of cross section A is subjected to equal and opposite tensile force F at its ends If there...
- Q 7 A point charge is kept at the mid point between two large parallel grounded conducting plates Assuming no gravity the charge is displaced a little towards the right plate...
- Q 7 A glass flask with volume 200 cm is filled to the brim with mercury at 20 C How much mercury overflows when the temperature of the system is raised...
- Q A space telescope in orbita around the Earth discovers a new planet which is observed to move around the Sun by an angle of 4 72 milliradians in a year...
- Q No 24 View In English Consider the situation shown in the figure The capacitor A has a charge q on it whereas B is uncharged The charge appearing on the...
- Q 28 Two cars A and B are moving on a straight line in the same direction with velocities v and v respectively When they are separated by distance of then...
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