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when four persons with a combined mass of 300 kilogram sit down in a van they find that the van drops 050 centimeter
a boy enters a tall tower needing to know its height he notes that a long pendulum extends from the ceiling almost to
describe the difference between two light bulbs in series and two light bulbs in parallel explain how would you wire
a toy car runs off the edge of a table that is 1225 meter high if the car lands 0400 meter from the base of the tablea
a remote controlled car with a constant velocity drives off the top of a wall that is 100 high and lands 460 meter from
a uniform block of granite in the shape of a book has face dimensions of 230 centimeter and 236 centimeter and a
a lady with massnbspm1nbspis ice-skating toward the east on a frictionless frozen lake when she collides with a mass of
the coefficient of the restitution of an object is defined as the ratio of its outgoing to incoming speed when the
the femur is a bone in the leg whose minimum cross-sectional area is aboutnbsp410nbspx 10-4nbspm2 a compression force
a horizontal spring is lying on a frictionless surface one end of the spring is attached to a wall while the other end
three equal blocks connected by ideal strings are being pulled along a horizontal frictionless surface by a horizontal
a 843 kilogram car stopped at an inter section is rear-ended by a 1820 kilogram truck moving with a speed of 170 ms if
two air track carts move toward one another on an air track cart one has a mass of 055 kilogram and a speed of 08 ms
let the mass of the star be 198 times 1030 kilogram and the power be 852 times 1027 watt the universal gravitational
a 020 kilogram hockey puck is sliding on a frictionless ice surface with a velocity of 14 ms toward the east just
pen wishes to take a picture of her image in a plane mirror the camera is 34 meter in front of the mirror find at what
a softball of mass 0220 kilogram that is moving with a speed of 40 ms in the positive direction collides head-on and
water flows over a section of niagara falls at the rate of 14 x 106 kgs and falls 530 meters compute how much power is
a girl and boy go on a seesaw the boy goes on one end and the girl goes on the other end the boy has a mass of 36
kevin and gamal use the turkeys wishbone to make a wish if kevin pulls on it with a force 017 newton larger than the
a filamentary conductor is formed into an equilateral triangle with sides of length l carrying current i evaluate the
the position of a softball tossed vertically upward is described by the equationnbspy 700t - 490 t2 where y is in
a 120 kilogram shell is launched at an angle of 55o above the horizon with an initial velocity of 150 ms when at its
a ferris wheel rotates at an angular velocity of 028 rads starting from rest it reaches its operating speed with an
a nozzle receives air at 104oc and 30 ms if the temperature drops to 50oc at the exit what is the velocity of the air