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In certain ranges of a piano keyboard, more than one string is tuned to the same note to provide extra loudness. For example, the note at 110 Hz has two strings at this frequency. If one string slips from its normal tension of 600 N to 540 N, what beat frequency is heard when the hammer strikes the two strings simultaneously?
which one of the following engine has thr highest effeciency carnot engine or rankine engine or otto engine?
(i)Cathode waves always travel in straight path. (ii) Cathode rays exert mechanical force on the objects they strike. (iii) Cathode rays make fluorescence. (iv)
Determine the amount of heat transfer required to convert 200 g(0.200kg) of ice to vapor if the initial temperature of the ice is25 degrees C and the final temperature is 100 degre
The displacement of body in particular second is given by the equation Sn=u+a (2n-1)÷2, u is speed and a is acceleration. Dimensions of Sn are?
When a moving body changes with time,then we say that the body has acceleration.simentaniously the change in velocity is equal then it is called uniform acceleration .
Define: Electric potential. The electric potential in an electric field at a point is define as the amount of work done in moving a unit positive charge from infinity to that
Introduction of physics- Physics Essentials Why do most people believe physics is too hard? Most people get hung up by the feeling that they do not 100% totally understand what
Ans) In the first one..... F=ma...the only force which acts is F...which causes an acc. of ''a'' to the body of mass m... and as the force=>F=ma but on the second... let .
The earth "spins" (rotates) on its axis based on the action of the materials that accreted to form it, and also on any large collisions it might have undergone. Like the one in the
a) Amplitude : It is the main value of distance of the particle from its equilibrium position. b) Time period (T): Smallest time interval after which the oscillatory motion
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