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clarification needed regarding the magnetization and demagnetization process happened in the hysteresis loopans in classical electromagnetism or
for which of the following does the centre of mass lie outside the body 1 a pencil 2 a shotput 3 a dice 4 a bangle solution 4 bangle centre of mass
a machine gun fires a bullet of mass 40 g with a velocity 1200 ms the man holding it can exert a maximum force of 144 n on the gun how many
if two soap bubbles of different radii are connected by a tube then what happenans when these bubbles are joined through tubethe smaller bubblewith
the total energy of a particle executing simple harmonic motion isans in simple harmonic motion when a particle is displaced to a position from
in forced oscillation of a particle the amplitude is maximum for a frequency omega1 of the force while the energy is maximum for a
students are required to prepare a one page mini-poster explanation of an application of physics in a technological biomedical biological or
a body of mass 2 kg thrown vertically upwards with a velocity 40 ms comes to instantaneous rest at a height 50 m is there any other force other than
how to solve problems based on movable pulleys in an atwood machine ans 1draw the fbd2make the force equations for the two or more masses3there will
actually vectors are divisible but not directly a vector is multiplied by the inverse of the vector to be dividedin other way its magnitude an be
why is the kinetic energy of the system minimum in the frame of the center of mass for any number of particlessolution the kinetic energy of any
because forcedpdt and force0 in first law of motiongt dpdt0gt pconst or linear momentum is
what is an asteroid comet dwarf planet with respect to their mass moment of inertia and dimensionans dwarf planet is lightersmaller than a planet
friction is a microscopic constant and so macroscopic level area does not matterbut area would matter if the object were putting under study was
a satellite is goes form the surface of earth vertically and then is turned horixontally in space as it requires to revolve around the
a thin rod of length 1 m is fixed in a vertical position inside a train which is moving horizontally with constant acceleration 4 ms2 a bead can
two resistances have lengths in the ratio 14 and radius 12specific resistances in ratio 31 compare their resistancessolutiongiven lengths
the specific resistance of copper is 17ohm find the resistance of copper wire of length 10m and diameter 1mmsolution rrholaso ou have rhol and
when p type and n type semiconductor are joined or connected it is called p-n junctionin p-n junction the holes from p-type diffuse to n-type and
kinematic chain related to an assembly of rigid bodies connected by joints that is the mathematical model for a mechanical system as in the familiar
the bubbles shape is spherical so as to reduce the surface tension with the given volume of liquidspherical surface only fits i minimizing the
a mass m rotating freely in a horizontal circle of radius 1 m on a frictionless smooth table supports a stationary mass 2m attached to theother end
an oven is turned on at a room temperature of 20c and it takes 10 min to reach a temperature of 190ca try of cookies is placed in the oven to bake
a bicycle has tires of radius 035 meters if the bicycle is traveling at a constant speed of 78 ms at approximately what angular speed are the tires
i want to measure h not b the magnets in question are permanent magnets large neo or smco magnets not