Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
1 a 12-kg object moving with a speed of 80 ms collides perpendicularly with a wall and emerges with a speed of 60 ms in
1 70kg monkey swings from one branch to another 12m higher what is the change in potential energy2 a spring has a
the wall of death in an amusement park is comprised of a vertical cylinder that can spin around the vertical axis
a block with mass m 217 kg slides down an inclined plane of slope angle 336 nbspnbspo with a constant velocity it is
a block of mass 40 kg lies on a horizontal surface the coefficient of static friction among the block and the surface
a 50-kg satellite circles planet cruton every 56 h in an orbit by a radius of 12 times 106 m what is the magnitude of
a uranium nucleus mass 238 u charge 92e decays emitting an alpha particle mass 4 u charge 2e and leaving a thorium
what is the gravitational force on a 20-kg satellite circling the earth radius 64 times 106 m mass 60 times1024 kg
a 40-kg mass on the end of a string rotates in a circular motion on a horizontal frictionless table the mass has a
a point charge q1 -400 nc is at the point x 060 m y 080 m and a second point charge q2 600 nc is at the point x
ratio of charge to mass em for the electronpresume an apparatus vacuum tube is turned on to a constant voltage of 200v
three point charges are arranged on a line charge q3 500nc and is at the origin charge q2 -350nc and is at x 350cm
john is concerned that the compressor appears to be much too hot to touch a sign perhaps that the compressor requires
a 50 kg student obtains in a 1000 kg elevator at rest as the elevator begins to move she has an apparent weight of 600
a 10-kg block is pushed up a rough 22onbspinclined plane with a force of 70 n acting parallel to the incline the
burglars are trying to push a 1000 kg safe up a 20o frictionless ramp with a horizontal force of 4000n what is burglars
1 find an exponential decay or growth graph of a real phenomenon provide a source url etc2 state clearly what is
lets say we have a drug hexadrol the biological half life is 36 hours the person is taking 2mg three times a day total
presume a diode consists of a cylindrical cathode with a radius of 6200times10nbspnbspnbsp -2cm mounted coaxially
draw a circuit with a 12 v battery and two resistances of 6 and 8 connected in series place an ammeter in the circuit
the image of a coin you see during a lens is on the object side and is upright the signs of image distance and
a wooden block weighing 9 n is at rest on top of a wooden desk the coefficient of static friction among the block and
a 72 w light bulb with a resistance of 175 is connected to a power supply with a 119 v what is the internal resistance
you walk in a straight line due east starting from your house you walk the first 70 km at a constant 12 msec and the
two resistances one 62 and the other 88 are connected in parallel the resistors are then connected to a 12-v battery1