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If alpha=cos^-1(3/5) , beta=tan^-1(1/3), where 0<alpha,beta<π/4 , then alpha-beta is equal to

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State and explain the first law of thermodynamics

asked Mar 28, 2021 in Chapter1:Rotational Dynamics by Topper11 (2.8k points)

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Statement-I: Two photons having equal linear momenta have equal wavelengths. Statement-II: If the wavelength of a photon is decreased,

asked Mar 29, 2021 in Physics by Doubtly (98.9k points)

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For three events A, B and C, P(Exactly one of A or B occurs) = P(Exactly one of B or C occurs) = P(Exactly one of C or A occurs) = 1/4

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Find the value of A and B if int(sinx/sin(x-alpha))dx=

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If z is a complex number, then the minimum value of |z| + |z − 1| is ______.

asked Mar 27, 2021 in Uncategorized by Doubtly (98.9k points)

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An ideal gas has pressure ′ P ′ , volume ′ V ′ and absolute temperature ′ T '

asked Mar 23, 2021 in Physics by anonymous

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A body crosses the topmost point of a vertical circle with critical speed. What will be its centripetal acceleration when the string is horizontal:

asked Mar 30, 2021 in Physics by Topper11 (2.8k points)

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Select the correct stability order of the conformation /Rotamers/ Rotational isomers of Ethane Molecule

asked Mar 27, 2021 in random by Doubtly (98.9k points)

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The number of comparisons required for bubble sorting of an array of n elements is

asked Mar 5, 2021 in Operating System by anonymous

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If z1, z2 are complex numbers such that, 2z13z12z13z1is purely imaginary number, then finds |z1−z2z1+z2z1−z2z1+z2 |

asked Mar 27, 2021 in Chapter1:Rotational Dynamics by Doubtly (98.9k points)

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1 gram of a carbonate (M2CO3) on treatment with excess HCl produces 0.01186 mole of CO2, The molar mass of M2CO3 in g mol-1 is

asked Mar 27, 2021 in random by Doubtly (98.9k points)

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A block of mass m, lying on a smooth horizontal surface, is attached to a spring (of negligible mass) of spring constant k.

asked Mar 27, 2021 in Physics by Doubtly (98.9k points)

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If 12 identical balls are to be placed in 3 identical boxes, then the probability that one of the boxes contains exactly 3 balls, is

asked Mar 22, 2021 in Uncategorized by Topper11 (2.8k points)

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If (z - α)/(z + α) (α ∈ R) is a purely imaginary number and |z| = 2, then a value of α is :

asked Mar 15, 2021 in Uncategorized by Bharat

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Let A={θϵ(-π/2π):3+2isinθ/1-2isinθ is purely imaginary} then the sum of elements in A is

asked Mar 15, 2021 in Uncategorized by Sarthak

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If x = √3/2 + i/2(i = √-1), then (1 + iz + z5 + iz8)9 is equal to -

asked Mar 15, 2021 in Uncategorized by Gyani

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My teacher is asking to pay fine for not completing homework is it legal

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Solve the following equations by Cramer’s method i. 7x + 3y = 15; 12y - 5x = 39

asked Mar 2, 2021 in maths by Doubtly (98.9k points)

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If two identical capacitor once connected in series (Ceq = C1) and once connected in parallel

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