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n identical cells, each of emf E and internal resistance r, are joined in series to form a closed circuit. One of the cell A is joined with reversed polarity. The potential difference across each cell except A, is
11
Nov
n identical cells, each of emf E and internal resistance r, are joined in series to form a closed circuit. One of the cell A is joined with reversed polarity. The potential difference across each cell except A, is are joined in series to form a closed circuit. One of the cell A is joined [...]
The Fraunhofer diffraction pattern of a single slit is formed at the focal plane of a lens of focal length 1m. The width of the slit is 0.3 mm. If the third minimum is formed at a distance of 5 mm from the central maximum then calculate the wavelength of light.
11
Nov
The Fraunhofer diffraction pattern of a single slit is formed at the focal plane of a lens of focal length 1m. The width of the slit is 0.3 mm. If the third minimum is formed at a distance of 5 mm from the central maximum then calculate the wavelength of light. is The angular width [...]
The angular width of central maximum of a diffraction pattern of a single slit ( of width a ) experiment, with lamba as the wavelength of light, is
11
Nov
The angular width of central maximum of a diffraction pattern of a single slit ( of width a ) experiment, with lamba as the wavelength of light, is is The angular width of central maximum of a diffraction pattern of a single slit ( of width a ) experiment with lamba as the wavelength of [...]
For the reversible reaction, N2(g)+3H2(g) ⇌ 2NH3(g) at 500 degree C, the value of Kp is 1.44×10^−5 when partial pressure is measured in the atmosphere. The corresponding value of Kc with concentration in mole litre ^−1 , is :
11
Nov
For the reversible reaction, N2(g)+3H2(g) ⇌ 2NH3(g) at 500 degree C, the value of Kp is 1.44×10^−5 when partial pressure is measured in the atmosphere. The corresponding value of Kc with concentration in mole litre ^−1 , is : For the reversible reaction is N2(g)+3H2(g) ⇌ 2NH3(g) at 500 degree C the value of [...]
A compound microscope has an eye piece of focal length 10 cm and an objective of focal length 4 cm. The magnification, if an object is kept at a distance of 5 cm from the objective and final image is formed at the least distance of distinct vision (20 cm), is:
09
Nov
A compound microscope has an eye piece of focal length 10 cm and an objective of focal length 4 cm. The magnification, if an object is kept at a distance of 5 cm from the objective and final image is formed at the least distance of distinct vision (20 cm), is: A compound microscope has [...]
The maximum number of electrons that can have principal quantum number, n=3 and spin quantum number, ms = −2/1, is
09
Nov
The maximum number of electrons that can have principal quantum number, n=3 and spin quantum number, ms = −2/1, is is ms = −2/1 n=3 and spin quantum number The maximum number of electrons that can have principal quantum number November 9, 2020 Category: Chapter 2 - Atomic Structure , Chemistry , JEE Adv and [...]
A particle of mass 3kg, attached to a spring with force constant 48 N/m execute simple harmonic motion on a frictionless horizontal surface. The time period of oscillation of the particle, in seconds, is?
08
Nov
A particle of mass 3kg, attached to a spring with force constant 48 N/m execute simple harmonic motion on a frictionless horizontal surface. The time period of oscillation of the particle, in seconds, is? A particle of mass 3kg attached to a spring with force constant 48 N/m execute simple harmonic motion on a frictionless [...]
The capacitance of an infinite circuit formed by the repetition of the same link consisting of two identical capacitors, each with capacitance C ( fig ) , is
07
Nov
The capacitance of an infinite circuit formed by the repetition of the same link consisting of two identical capacitors, each with capacitance C ( fig ) , is each with capacitance C ( fig ) is The capacitance of an infinite circuit formed by the repetition of the same link consisting of two identical capacitors [...]
The correct graph between the frequency n and square root of density (ρ) of a wire, keeping its length, radius and tension constant, is
06
Nov
The correct graph between the frequency n and square root of density (ρ) of a wire, keeping its length, radius and tension constant, is is keeping its length radius and tension constant The correct graph between the frequency n and square root of density (ρ) of a wire November 6, 2020 Category: Arihant Physics by [...]
A standing wave on a string is given by y = (4 cm) cos (x pie) sin (50 pie t), where x is in metres and t is in seconds. The velocity of the string section at x = 1/3 m at t = 1/5 s, is
06
Nov
A standing wave on a string is given by y = (4 cm) cos (x pie) sin (50 pie t), where x is in metres and t is in seconds. The velocity of the string section at x = 1/3 m at t = 1/5 s, is A standing wave on a string is given [...]