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a force of 132 newton pulls horizontally on a 14 kilogram block that slides on a rough horizontal surface this block is
yang can focus on objects 150 centimeter away with a relaxed eye with a full accommodation she can focus on objects 20
four 60 kilogram spheres are placed at the corners of a square of side 054 meter find the magnitude and direction of
a 495 gram model rocket is on a cart that is rolling to the right at a speed of 277 ms the rocket engine when it is
a ball is thrown from an upper story window of a building the ball is thrown with an initial velocity of 100 ms at an
two blocks of masses m1 and m2 approach each other on a horizontal table with the same constant speed v0 as measured by
a circuit consists of a 215-omega resistor and a 0200-hinductor these two elements are connected in series across
a 0170 kilogram dart is fired straight up determine the vertical distance the dart travels from its position when the
the potential energy stored in the compressed spring of a dart gun with a spring constant of 6000 nm is 1260 j
basketball player darrell griffith is on record as attaining a standing vertical jump of m height this means that he
a particular satellite was placed in a circular orbit about 140 meter above the eartha find the orbital speed of the
the position of a particle moving along the x axis is given in cm by x 825 250t3 where t is in seconds consider the
objects with masses of 110 kilogram and a 410 kilogram are separated by 0390 metera obtain the net gravitational force
the maximum torque experienced by a coil in a 070 t magnetic field is 84 x 10-4 n bull m the coil is circular and
two packing crates of masses 100 kilogram and 500 kilogram are connected by a light string that passes over a
an object acted on by 3 forces moves with constant velocity one force acting on the object is in the positive x
a 60 kilogram object undergoes an acceleration of 20msa find the magnitude of the resultant force acting on itb if this
a vehicle whose initial speed is 30 ms slows uniformly to 10 ms in 5 seca evaluate the acceleration of the vehicleb
a daredevil is shot out of cannon at 411o to the horizontal with an initial speed of 261 ms a net is positioned a
an artillery shell is fired at an angle of 478o above the horizontal ground with an initial speed of 1930 ms the
a projectile is fired straight up at a speed of 15 ms the acceleration of gravity is 98ms2 find how long does it take
two cartons sit next to and touching each other on a frictionless horizontal surface the lighter carton has a mass of
in an emergency stop to avoid an accident a shoulder strap seat belt holds a 60 kilogram passenger in place if the
a ball rolls horizontally off the edge of a tabletop that is180 meter high it strikes the floor at a point 142 meter
an explorer is caught in a whiteout in which the snowfall is therefore thick that the ground cannot be distinguished