Recently Active Disucss Test Question Questions

Straight Objective Type The interior angles of a polygon are in arithmetic progression. The smallest angle is 120°, and the common difference is 5°. Find the number of side of the polygon. ...

What will be potential at the centre O. ...

The function of anhydrous aluminium chloride in the Friedel-Crafts reaction is ...

what is the no. of ways to seat 4 boys and 3 girls on straight chairs? ...

find n such that these lines are coplanar r=i-j+5k+λ(3i-2j+k) r=3i-j+nk+μ(i-5j+7k) ...

A parallel plate capacitor is charged to Q. A dielectric slab is introduced between the plates. STATEMENT-1: The potential difference across the plates of capacitor decreases with the introduction of dielectric slab STATEMENT ...

lim(x→0) (ex-e-x)/sinx ...

For two numbers AM = GM + 2, a/b=4. Find a ...

*Image* A capacitor is made of a flat plate of area A and a second plate having a stair-like structure as shown . The width of each stair is a and the height is b. Find the capacitance of the assembly. ...

Two point charges +q and -q are held fixed at points (-d,0) and (d,0) STATEMENT-1: No work is required to in bringing a test charge from infinity to origin. STATEMENT-2: Electric Potential at origin is zero. ...

Find the charge that will flow from shell A to earth in the second case. ...

STATEMENT-I: o-nitrophenol is more acidic than phenol STATEMENT-II: -NO2 is electron withdrawing group ...

Now if the shell B is earthed, What will be the amount of charge that will flow from shell B to earth. ...

The net force on the loop is ...

Which of the following cannot be prepared by Wurtz reaction? ...

Consider the following statements: (i) Kirchoff's Junction law follows from conservation of charge. (ii) Kirchoff's loop law follows from conservative nature of electric field. ...

The intermediate during the addition of HCl to propene in the presence of peroxide is ...

A man has 390000 rupees on retirement. He gets 5000 per month as pension. his expenditure of 1st month is 5000. His expenditure increases by Rs 500 every month. When will he be bankrupt? ...

when KI reacted with concentrated H2SO4 the products are ...

The number of roots of the equation 1+cos2θ=sin3θ in the interval [0,2π] is ...

Velocity time equation of a particle moving in a straight line is v=2t-4 for t<or equal to 2seconds and v=4-2t for t>2s . the distance travelled by the particle in the time inteval of t=0 to t=4s is ...

The two opposite coordinates of a square is A(1,2) and C(3,6) Area of the square is ...

STATEMENT-1: An emf can be induced by moving a conductor in a magnetic field STATEMENT-2: An emf can be induced by changing the magnetic field ...

STATEMENT-1: Always two tangent can be drawn from the point(1,k) (k is real) to the circle x2+y2-4x+3=0. STATEMENT-2: The point does not lie inside the circle. ...

If tanθ = 1/√7 , the value of (cosec2θ - sec2θ)/(cosec2θ + sec2θ) is closest to ...

A resistor R is connected to an ideal battery. STATEMENT-1: If R is decreased, power dissipated in the resistor will increase. STATEMENT-2: The potential difference across R remains same. ...

The eqn of median of ΔACD passing through A is ...

What is the value of tan1° tan2° tan3°.........tan 89° ...

sin2θ + cos4θ has minimum and maximum values of p and q respectively. Then the pair (p,q) is ...

STATEMENT-1: A quadrilateral inscribed in a parabola can be cyclic. STATEMENT-2: A circle can cut the parabola in four points ...