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Watch :3 01:00
The differential equation ydy/dx + x = c represents:...| Doubtify JEE
20 views • 4 months ago Doubtify JEE Main
Watch :3 01:00
A large cylindrical tank has a hole of area A at its bottom and water is poured into..| Doubtify JEE
47 views • 8 months ago Doubtify JEE Main
Watch :3 01:00
Family y = Ax + A³ of curves will correspond to a differential equation of order :...| Doubtify JEE
34 views • 5 months ago Doubtify JEE Main
Watch :3 01:00
The differential equation ydy + xdx = dx represents:...| Doubtify JEE
24 views • 4 months ago Doubtify JEE Main
Watch :3 01:00
A photoelectric material having work function ϕ₀ is illuminated with light of...| Doubtify JEE
15 views • 5 months ago Doubtify JEE Main
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√d₁ and √d₁ are the impact parameters corresponding to scattering angles 60° and 90°..| Doubtify JEE
85 views • 7 months ago Doubtify JEE Main
Watch :3 01:00
A hollow spherical ball is filled up with sand. Sand comes out through a hole at...| Doubtify JEE
37 views • 11 months ago Doubtify JEE Main
Watch :3 01:00
Choose the incorrect statement.(1) Phase constant of SHM depends upon initial...| Doubtify JEE
55 views • 11 months ago Doubtify JEE Main
Watch :3 01:00
If tan α = √3 + 1 / √3 - 1, then the expression cos 2α + (2 + √3)sin 2α is:...| Doubtify JEE Main
20 views • 2 months ago Doubtify JEE Main
Watch :3 01:00
If [ ] and { } represents the greatest integer function and fractional function..| Doubtify JEE Main
6 views • 3 months ago Doubtify JEE Main
Watch :3 01:00
Solution of the differential equation xdy - ydx = 0 represents:...| Doubtify JEE
82 views • 5 months ago Doubtify JEE Main
Watch :3 01:00
The solution of dy/dx + y = e⁻ˣ, y(0) = 0 is:...| Doubtify JEE
40 views • 5 months ago Doubtify JEE Main
Watch :3 01:00
The differential equation of all circles passing through the origin and having...| Doubtify JEE
39 views • 5 months ago Doubtify JEE Main
Watch :3 01:00
A movable piston separates a sample of gas from vacuum. In this state, pressure of...| Doubtify JEE
56 views • 6 months ago Doubtify JEE Main
Watch :3 01:00
A small ball of density p₀ is released from rest from the surface of a liquid...| Doubtify JEE Main
15 views • 3 months ago Doubtify JEE Main
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If a gas of volume 10 L is expanded to quadruple its volume at 4 atm pressure, the...| Doubtify JEE
59 views • 6 months ago Doubtify JEE Main
Watch :3 01:00
Which of the following P-V curve best represents an isothermal process?...| Doubtify JEE
38 views • 7 months ago Doubtify JEE Main
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A circle is inscribed in an equilateral triangle of side a. The area of any...| Doubtify JEE Main
24 views • 3 months ago Doubtify JEE Main
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For the equation |x²| + |x| - 6 = 0, the roots are:...| Doubtify JEE Main
46 views • 1 week ago Doubtify JEE Main
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The magnitude of the sum of two vectors is equal to the difference in their...| Doubtify JEE Main
24 views • 3 months ago Doubtify JEE Main
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The angle of elevation of a jet plane from a point A on the ground is 60°. After a...| Doubtify JEE
69 views • 7 months ago Doubtify JEE Main
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The degree of the differential equation (d³y/dx³)²/³ + 4 - 3d²y/dx² + 5d³y/dx³ = 0 ...| Doubtify JEE
51 views • 5 months ago Doubtify JEE Main
Watch :3 01:00
Under the influence of the coulomb field of charge +Q, a charge -q is moving around...| Doubtify JEE
43 views • 10 months ago Doubtify JEE Main
Watch :3 01:00
The general solution of differential equation (eˣ + 1)ydy = (y + 1)eˣdx is:...| Doubtify JEE
28 views • 4 months ago Doubtify JEE Main
Watch :3 01:00
A particle of mass 4 kg moves along x-axis, potential energy (U) varies with respect..| Doubtify JEE
58 views • 11 months ago Doubtify JEE Main
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A bead of mass m is attached to one end of a spring of natural length R and spring...| Doubtify JEE
21 views • 3 months ago Doubtify JEE Main
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A simple pendulum of mass 'm', swings with maximum angular displacement of 60°...| Doubtify JEE
61 views • 11 months ago Doubtify JEE Main
Watch :3 01:00
Let f(x) = √x² + 2x + 1 - √x² - 2x + 1, then value of f(-5/4) + f(3/4) + f(7/4)..| Doubtify JEE Main
29 views • 2 months ago Doubtify JEE Main
Watch :3 01:00
Two S.H.Ms. are given by y₁ = asin(π/2t + π/2) and y₂ = bsin(2π/3t + π/2). The phase..| Doubtify JEE
71 views • 11 months ago Doubtify JEE Main
Watch :3 01:00
If a point R(4, y, z) lies on the line segment joining the points R(2, -3, 4)...| Doubtify JEE Main
31 views • 3 months ago Doubtify JEE Main
Watch :3 01:00
According to photon theory of light, which of the following physical quantities...| Doubtify JEE
44 views • 7 months ago Doubtify JEE Main
Watch :3 01:00
Let f(x) = √x² + 2x + 1 - √x² - 2x + 1, then value of f(-5/4) + f(3/4) + f(7/4)..| Doubtify JEE Main
50 views • 2 months ago Doubtify JEE Main
Watch :3 01:00
The general solution of sec θ + tan θ = √3 is:...| Doubtify JEE Main
195 views • 1 month ago Doubtify JEE Main
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The speed of sound in hydrogen at NTP is 1270 m/s. Then the speed in m/s in a mixture.| Doubtify JEE
217 views • 9 months ago Doubtify JEE Main
Watch :3 01:00
A balloon is ascending vertically with an acceleration of 1 m/s². Two stones are...| Doubtify JEE
44 views • 3 months ago Doubtify JEE Main
Watch :3 01:00
Integrating factor of x dy/dx - y = x⁴ - 3x is:...| Doubtify JEE
38 views • 5 months ago Doubtify JEE Main