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light of wavelength 620 nm falls on a slit that is 38 x 103 mm wide estimate how far the first bright diffraction
in the previous problem usetheta 15deg what is the maximum force pushing down the incline so that the block doesnt slip
1 a car has an initial speed of 15 ms-1nbspwhen a truck rolls out of a driveway 18 m ahead of it the driver takes 035 s
why when we do experiment in induced emf using magnet and coilwe got the opposite peak of graf can you explain why the
a wire of length 053m carrying a current of 62a is placed in a uniform external magnetic field when the wire is
the density of two liquids a and is given as 1000 kgm3 and 600 kgm3 respectively the two liquids are mixed in a certain
how can the speed of sound be calculated and how does a starting pistol allow you to do
how do you find acceleration when given velocity and
what are systematic and random error with reference to measurement
if cereal is attracted to each other because of surface tension would other things be attracted to each other when in
assignment 1question 1evaluate each of the following expressions to get a whole numbera 36b 6435c 12525d 2-3 -26e 2723
radio receivers can comfortably pick up a broadcasting stations signal when the electric field strength of the signal
suppose the thin-film coating n 116 on an eyeglass lens n 133 is designed to eliminate reflection of 517-nm lighta
two hollow metal sphere are concentric with each other the innere sphere has a diameter of 040 m and is at a
a resonant circuit in a radio receiver is tuned to a certain station when the inductor has a value of 0240 mh and the
a rectangular coil lies flat on a horizontal surface a bar magnet is held above the center of the coil with its south
carbon-14 has a half-life of 5730 years if an archaeological sample has only one-fourth of the radioactivity of a
question1 a car has an initial speed of 15 ms-1nbspwhen a truck rolls out of a driveway 18 m ahead of it the driver
a ball rolls down the track shown in figure p924 starting from rest at a height h1 223 m as shown the ball is
discuss how radio stations use electromagnetic waves to send sound information to radio
how many turns should a solenoid of cross-sectional area 0024m2nbspand length 042 m have if its inductance is to be
a 10-mm diameter rod of carbon steel is subjected to a tensile load of 50000 n taking beyond its yield point ys 600
a large capacitance ofnbsp167nbspmf is needed for a certain applicationa calculate the area the parallel plates of such
1 in an lrc circuit why does the sum of the voltages around the circuit not equal the applied voltage as kirchhoffs
explain the working of a radio receiver make it precise and