A projectile is projected from ground with initial velocity `vecu=u_(0)hati+v_(0)hatj`. If acceleration due to gragvity (g) is along the negative y-direction then find maximum displacement in x-direction.

A particle is projected from ground with initial velocity 3hati + 4hatj m/s. Find range of the projectile :-

A particle is projected from ground with velocity 3hati + 4hatj m/s. Find range of the projectile :-

A particle is projected from ground with velocity 3hati + 4hati m/s. Find range of the projectile :-

A body is projected vertically upward with an initial velocity u. If acceleration due to gravity is g, find the time for which it remains in air.

A projectile is projected from ground with an initial velocity (5hati+10hatj)m//s If the range of projectile is R m, time of flight is Ts and maximum height attained above ground is Hm, find the numerical value of (RxxH)/T . [Take g=10m//s^2 ]

A projectile is projected from ground with an initial velocity (5hati+10hatj)m//s If the range of projectile is R m, time of flight is Ts and maximum height attained above ground is Hm, find the numerical value of (RxxH)/T . [Take g=10m//s^2 ]

A projectile is thrown with an initial velocity (v_(x)hati + v_(y)hatj) ms^(-1) . If the range of the projectile is double the maximum height , then v_(y)/v_(x) is

A particle is projected from level ground near the surface of earth with intitial velocity vecu = u_(x) hati + u_(y) hatj ,as shown in the figure. If a(x) and a_(y) are the components of acceleration in horizontal and vertically downward directions then Match the following columns. {:("Column I" , "Column II"), ("(A) Time of flight depends on" , "(p)" u_(x)),("(B) Maximum height depends on " ,(q) u_(y)) , ("(C) Range depends on" , (r) a_(x)), ("D) Speed at the top depends on" , (s) a_(y)):}

A particle is projected from level ground near the surface of earth with intitial velocity vecu = u_(x) hati + u_(y) hatj ,as shown in the figure. If a(x) and a_(y) are the components of acceleration in horizontal and vertically downward directions then Match the following columns. {:("Column I" , "Column II") , (" (A) Projectile motion" , "(p) Uniform motion") ("(B) A block sent sliding on a smooth horizontal surface" , "(q) Unifromly accelerated motion"),("(C) Unifrom circular motion " , " (r) motion with non- uniform acceleration" ) , (" (D) Swing of pendulum " , "(s) Non-uniform motion"):}

A region has a uniform magnetic field B along positive x direction and a uniform electric field E in negative x direction. A positively charged particle is projected from origin with a velocity underset(V)to=V_(0)hati+V_(0)hatj . After some time the velocity of the particle was observed to be V_(0)hatJ while its x co-ordinate was positive. Write all possible values of (E)/(B)