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a train with a constant velocity of 286 ms approachesa small town the operator applies the break reducing the
a flask of volume 20 liters provided with a stopcock containsoxygen at 20 degree celcius 10 atm the system is heated to
an electron is released a shortdistance above earths surface a secondelectron directly below it exerts an
a particle is at the position xyz102030m it istraveling with a vector velocity -5028-31ms its mass is38kg what is its
a box with a mass of 35kg slides of a ramp 8 m high then whentraveling on a horizontal surface it collides with a box
a light passes through three slits seperated by 5mm in theresulting interference of pattern on a screen 3m away
a fighter jet has a pilot of mass of 75kg he enters avertical loop of radius 500m if the jet has a speed of 120ms atthe
two skaters one with mass 60 kg and the other with mass 44 kg stand on an ice rink holding a pole of length 82 m and
a race track isconstucted such that two arcs of radius 350m and 700m are ateither end and joined by straight track a
the coefficient of static friction between the m300 kg crate and the 350 degree incline in 0450 what minimum force
a passenger on a boat moving at 150 ms on a still lake walks up a flight of stairs at a speed of 050 ms the stairs are
a rope pulls a 100-kg skier up a frictionless slope inclined at300 to the horizontal the tension in the rope is 600
a person going for a morning jog on the deck of a cruise ship is running toward the bow of the ship at 22 ms while the
a puck of mass 800 g and radius 450 cmslides along an air table at a speed of 150 ms as shown in figurep1134a it makes
a police car at rest passed by a speeder traveling at aconstant 120 kmh takes off in hot pursuit the police officer
the density of water is 1000 kgm3 a block of wood ofuniform density floats so that exactly 34 of its volume
a 500kg mass is suspended directly above the ground using ahorizontal pole to push it 3m from the edge of a vertical
a cannon fires a projectile with a muzzle velocity of 400ms at anangle of 20 degrees above the horizontal assume the
the specific heat of aluminum is 0215 kcalkgoc a 3kg block of aluminum is heated from 10oc to150oc what is the change
tarzan swings on a 228 m long vineinitially inclined at an angle of 32deg from the verticala what is his speed at the
a flight attendant pulls her74 n flight bag a distance of210 m along a level airport floor at aconstant velocity the
a 120 kg pendulum bob is raised 0340 mabove its lowest point and released at the lowest point inits swing it strikes a
the wheelbase on a 50000kg truck is 240m wide and the truckscenter of mass is located along the vertical centerline of
a 400kg child running at a speed of 300ms jumps on a stationaryplayground merry go round at a distance 150m from the
in a youngs double-slit experiment two rays of monochromaticlight emerge from the slits and meet at a point on a