Recently Active Disucss Test Question Questions

wat happens if you place a charge on a soap bubble???? ...

A man is sitting on a train. A coin drops from his pocket. It falls in front of him. The train is? ...

The reduction potential of two half cell reactions are PbSO4+2e-→Pb+SO42- E°=-0.27V Ag+(aq)+e-→Ag(s) E°=0.75V The feasible reaction will be ...

A heavy body of mass 10 kg is to be dragged along a horizontal plane(μ=1/√3).The least force required is ...

The no of real roots of 2x = x2+1 is: ...

4th term of an AP equals 2 times the 1st term. Fifth term is greater than 2 times the 4th term by 5. The 19th term is? ...

A point moves along a semi circle from one end to another in 1 second. The radius of the semicircle is 1 m. The magnitude of the average velocity is? ...

Solve: [x2]-3[x]+2≤0, where [ ] is greatest integer fn. ...

find the no. of ways to seat them in straight chairs such that no girl sits together. ...

In a constant pressure process the volume of ideal gas changes from 1 L to 11 L at pressure of 1 atm. find the work done ...

A typhoon originates in the Indian Ocean. Satellite imaging shows that the distance travelled by it are 105 and 95 kms in the first 2 hours after it originated. It is dangerous at speeds above 50 km/hr. Find the time for the ...

two bodies have a mass ratio m. They are thrown from a tower to another with the same initial conditions. The ratio of their heights is also m. What is the ratio of their times of flight!? ...

Using the data in Q 5, find the safe distance from the point of origin. ...

A ship travelling at 10m/s. A dolphin at 5 m/s along a line parallel to that of the ship and at a distance of 30m from it. The visibility is 50 m.Find the maximum time for which the dolphin will be visible from the ship. The ...

A sphere is rolling on rough surface; suddenly it enters on frictionless surface. It will_ ...

Is it necessary to solve all 35 years JEE questions or only 10 years will do? The pattern in 2006 was completely changed from 2 level to one level and subjective to objective! SO IS IT NECESSARY TO ALL SOLVE 35 YEARS QUESTION ...

Find the image of the point (2,2) in the line mirror 3x+4y-5=0. ...

find the solution of xdy/dx=y ...

Four snails having velocities different in magnitude and direction move in a plane. Out of six encounters possible,five have already taken place. If it is given that the line paths of any three are non concurrent and they mov ...

A car is travelling at 5m/s. Another car in the parking lot just 11m ahead of the first car starts at an acceleration of 1 m/s2. At what time will both of them meet? ...

Two plane mirrors are placed at an angle θ, A ray of light strikes the first one gets reflected, strikes the second, get reflected and emerges out. What is the incident angle if the emering and the incident ray are coll ...

(4cos29-3)(4sin263-3)=? ...

Which of the following is true for a galvanic cell? ...

A stone thrown upwards with a velocity v from the top of the tower reaches the bottom of the tower at speed n×v. What is the height of the tower? ...

The standard reduction potential of Li+/Li, Ba2+/Ba, Na+/Na & Mg2+/Mg are -3.03, -.73, -2.71 and -2.37 volt respectively. Which one is the strongest oxidizing agent? ...

*Image* what will be the final product after adding 1.BH3 / T.H.F 2.H2O2 /0H-1 ...

If cotθ = - p/q, then the value of (p cosθ - q sinθ)/(p cosθ + q sinθ) is ...

1. The conversion of Nitriles into aldehydes is called ...

Two sides of a square lie on lines 3x+4y=1 and 3x+4y=6, find the area. ...

*Image* The equivalent resistance between P and Q is ...