two infinity long parallel plate of equal areas 6cmÂ² are separated by a distance of 1cm
in a measurement the random error
a proton moves with a speed of 5.0 x 10â¶ m/s along the x axis it enters a region where there is magnitude field
The one dimensional motion of a point
consider a wire with density (d) and stress
a person observe that the full length of a train subtend an angle of 15â°
consider a vertical emitting sound wave of frequency 700Hz moving toward an observer at a speed 22m/s
8g of Cuâ¶â¶ undergoes radioactive decay and after 15 minutes only 1g remains
the lower edge of a square slab side 50cm and thickness 20cm is rigidly fixed to the base of a table A tangential
A cylindrical tube open at both the ends has fundamental frequency n.
Huygens wave theory of light cannot explain
two particles A and B of same mass have their de Broglie wavelength in the ratio
The de-Broglie wavelength
Gd (64) has__unpaired electrons with sum od spin
the effective nuclear charge of an element with three valence electrons 2.60. what is the atomic number of the element
it take 4.6eV to remove one of the lead
st tightly bound electrons from a metal surface
An oscillator circuit an inductor 0.05H and a capacitor 80uf.
An electron is moving with a velocity 2 x 10â¶m/s along positive x direction in the uniform
if the emission rate of blackbody at 0â°C is R
it takes 4.6 eV to remove one of the least tightly bound electrons from a metal surface when monochromatic photons strike the meta..
which of the following compounds are aromatic
The period of oscillation of a simple pendulum is given by
for a P-N Junction diode
A decay chain of the nucleus
consider the following compounds
Two soap bubbles od radii 3mm and 4mm confined in vaccum coalesce isothermally to form a new bubble
Portland cement does not contain
The mean momentum of a nucleon in a nucleus with mass number A varies as
AI2 (SO4) is used in the following but not
which element has the highest first ionization potential
wavelength of the wave eifh 30 MHz frequency is
The displacement of a wave is represented by y
if the rms value of sinusoidal input to a full wave rectifier is
The electric field of certain radiation is given by the equation
Five moles of an ideal monoatomic gas with an intial temperature of 150â°C expand and in the process absorb 1500j of heat and ..
phenylacetylene on treatment with
a simple Harmonic motion is represented by
CO ion moving with kinetic energy of 20 KeV dissociated into O and C which move along the parent ion direction
an electron a neutron and an alpha particle have same kinetic energy and their de Broglie wavelengths are
a copper wire with a croos section area of 2 x 10â¶mÂ² has a free electron equal to
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