Statement­1 : Statement­2 : What is the correct choice between Statement­1 (Assertion) and Statement­2 (Reason)?

Anonymous User Maths Binomial Theorem 01 Jun, 2020 61 views

If the expansion in powers of x of the function is a0 + a1x + a2x2 + a3x3 + ..., then what is an?

Anonymous User Maths Binomial Theorem 01 Jun, 2020 57 views

The sum of the series Anonymous User Maths Binomial Theorem 01 Jun, 2020 50 views

If x is so small that x3 and higher powers of x may be neglected, then may be approximated

Anonymous User Maths Binomial Theorem 01 Jun, 2020 50 views

If the coefficient of x7 in equals the coefficient of x-7 in then what is the relation between a and b?

Anonymous User Maths Binomial Theorem 01 Jun, 2020 51 views

If sn = and tn = , then tn / sn is equal to

Anonymous User Maths Binomial Theorem 01 Jun, 2020 50 views

What is the number of integral terms in the expansion of ?

Anonymous User Maths Binomial Theorem 01 Jun, 2020 52 views

A ball is thrown velocity with a velocity V at an angle theta with the horizontal .Can an another angle of projection achieve the some horizontal range.Justify your answer?

Anonymous User Physics Kinematics 01 Jun, 2020 54 views

A ball is dropped from high rise platform at t =0 starting from rest.After 6 second another ball is thrown downwards from same platform with speed v.The two ball meets at t = 18s .find thee value of v (g = 10 m/s*s)

Anonymous User Physics 31 May, 2020 53 views

A uniform rope of length 'L' is hanging off the edge of a rough table having coefficient of static friction u.What should be minimum length of hanging part so that the rope starts sliding down?

Anonymous User Physics 31 May, 2020 53 views

Two particles of masses m1,m2 and charges q1,q2 placed r0 distance apart on a smooth horizontal surface.Due to electrostatic repulsion they move away from each other.Ratio of their kinetic energy at a later time is

Anonymous User Physics 31 May, 2020 53 views

The quadratic equations x2 – 6x + a = 0 and x2 – cx + 6 = 0 have one root in common. The other roots of the first and second equations are integers in the ratio 4 : 3. Then what is the common root?

Anonymous User Maths Quadratic Equation 31 May, 2020 67 views

If the difference between the roots of the equation x2 + ax + 1 = 0 is less than , then the set of possible values of a is

Anonymous User Maths Quadratic Equation 31 May, 2020 53 views

If the equation anxn + an-1xn-1  + ... + a1x = 0a 0, n ≥ 2, has a positive root x = a, then the equation nanxn-1 + (n – 1)an-1xn-2 + ... + a1 = 0 has a positive root, which is

Anonymous User Maths Quadratic Equation 31 May, 2020 54 views

A projectile is fired from the ground level with a velocity of 500m/s at 30 degree to horizontal range and greatest hight to which it rises.What is the least speed with which could be projected in order to achieve the same

Anonymous User Physics Kinematics 31 May, 2020 53 views

A projectile is fired from the level with velocity 150 m/s at 30 degree to the horizontal.Find its horizontal range. What will be the least speed to achieve some horizontal range?

Anonymous User Physics Kinematics 31 May, 2020 53 views

Two simple pendulum have lengths l and 25l/16 . At t = 0 they are in same phase. After how many oscillations of smaller pendulum will they be again in phase for first time ?

Anonymous User Physics Oscillation 29 May, 2020 53 views

A 0.1 kg mass is suspended from a wire of negligible mass. The length of the wire is 1 m and its cross- sectional area is 4.9 × 10–7 m2. If the mass is pulled a little in the vertically downward direction and released, it performs simple harmonic motion of angular frequency 140 rad s–1. If the Young's modulus of the material of the wire is n × 109 Nm–2, the value of n is

Anonymous User Physics Oscillation 29 May, 2020 59 views

Difference between the corresponding roots of x2 + ax + b = 0 and x2 + bx + a = 0 is same and a b, then

Anonymous User Maths Quadratic Equation 29 May, 2020 53 views

A particle is thrown upward vertically with initial speed where g is acceleration due to gravity on earth's surface.What is the maximum height attain by the particle?

Anonymous User Physics Laws of Motion and Friction 29 May, 2020 57 views