Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A plane is inclined at an angle α = 30° with respect to the horizontal. A particle is projected with a speed u = 2 ms–1 from the base of the plane making an angle θ = 15° with respect to the plane as shown in the figure. the distance from the base at which the particle hits the plane is close to : Take g = 10 ms –2
13
Feb
A plane is inclined at an angle α = 30° with respect to the horizontal. A particle is projected with a speed u = 2 ms–1 from the base of the plane making an angle θ = 15° with respect to the plane as shown in the figure. the distance from the base at which [...]
A shell is fired from a fixed artillery gun with an initial speed u such that it hits the target on the ground at a distance R from it. If t 1 and t 2 , are the values of the time taken by it to hit the target in two possible ways, the product t 1 t 2 is:
13
Feb
A shell is fired from a fixed artillery gun with an initial speed u such that it hits the target on the ground at a distance R from it. If t 1 and t 2 , are the values of the time taken by it to hit the target in two possible ways, the product [...]
A shell is fired from a fixed artillery gun with an initial speed u such that it hits the target on the ground at a distance R from it. If t 1 and t 2 , are the values of the time taken by it to hit the target in two possible ways, the product t 1 t 2 is:
13
Feb
A shell is fired from a fixed artillery gun with an initial speed u such that it hits the target on the ground at a distance R from it. If t 1 and t 2 , are the values of the time taken by it to hit the target in two possible ways, the product [...]
Two particles are projected from the same point with the same speed u such that they have the same range R, but different maximum heights, h 1 and h 2. Which of the following is correct ?
13
Feb
Two particles are projected from the same point with the same speed u such that they have the same range R, but different maximum heights, h 1 and h 2. Which of the following is correct ? but different maximum heights h 1 and h 2. Which of the following is correct ? Two particles [...]
A particle starts from the origin at time t = 0 and moves along the positive x-axis. The graph of velocity with respect to time is shown in figure. What is the position of the particle at time t = 5s ?
13
Feb
A particle starts from the origin at time t = 0 and moves along the positive x-axis. The graph of velocity with respect to time is shown in figure. What is the position of the particle at time t = 5s ? A particle starts from origin O from rest and moves with a uniform [...]
A particle starts from origin O from rest and moves with a uniform acceleration along the positive x-axis. Identify all figures that correctly represent the motion qualitatively. (a = acceleration, v = velocity, x = displacement, t = time)
13
Feb
A particle starts from origin O from rest and moves with a uniform acceleration along the positive x-axis. Identify all figures that correctly represent the motion qualitatively. (a = acceleration, v = velocity, x = displacement, t = time) A particle starts from origin O from rest and moves with a uniform acceleration along the [...]
A person standing on an open ground hears the sound of a jet aeroplane , coming from north at an angle 60∘ with ground level ,But he finds the aeroplane right vertically above his position , if V is the speed of sound , speed of the plane is :
13
Feb
A person standing on an open ground hears the sound of a jet aeroplane , coming from north at an angle 60∘ with ground level ,But he finds the aeroplane right vertically above his position , if V is the speed of sound , speed of the plane is : A person standing on an [...]
Ship A is sailing towards north-east with velocity v =30 i^+50 j^km/hr where i^points east and j^, north. Ship B is at a distance of 80 km east and 150 km north of Ship A and is sailing towards west at 10 km/hr. A will be at minimum distance from B in
13
Feb
Ship A is sailing towards north-east with velocity v =30 i^+50 j^km/hr where i^points east and j^, north. Ship B is at a distance of 80 km east and 150 km north of Ship A and is sailing towards west at 10 km/hr. A will be at minimum distance from B in north. Ship B [...]
The stream of a river is flowing with a speed of 2km/h. A swimmer can swim at a speed of 4km/h. What should be the direction of the swimmer with respect to the flow of the river to cross the river straight?
13
Feb
The stream of a river is flowing with a speed of 2km/h. A swimmer can swim at a speed of 4km/h. What should be the direction of the swimmer with respect to the flow of the river to cross the river straight? A particle moves from the point (2.0 i+40 j^)m At t=0 In a [...]
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A particle moves from the point (2.0 i+40 j^)m ,
At t=0 ,
In a car race on straight road ,
the angle that the pendulum makes with the vertical is : (take g=10 m/s 2 ). ,
The bob of a simple pendulum has mass 2g and a charge of 5.0μC. It is at rest in a uniform horizontal electric field of intensity 2000 V/m. At equilibrium ,
Rate of substitution reaction in phenol is (a) Slower than the rate of benzene (b) Faster than the rate of benzene (c) Equal to the rate of benzene (d) None of these
13
Feb
Rate of substitution reaction in phenol is (a) Slower than the rate of benzene (b) Faster than the rate of benzene (c) Equal to the rate of benzene (d) None of these Rate of substitution reaction in phenol is (a) Slower than the rate of benzene (b) Faster than the rate of benzene (c) Equal [...]