Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
the magnitudes of the concave and convex surfaces of a glass lens are 200 and 600 mm respectively what is the focal
a candle is 360cm from a concave mirror with focal length 150cm and on the mirror axisa how far is its image from the
a 3000ml flask is initially open to air at 22degc and 1atm pressure its then closed and immersed in boiling water when
at a pressure of 00500 atm a constant-volume ideal gas thermometer reads a temperature of 345 k what is the
if 6010 moles of an ideal gas has a pressure of 3390 times 105 pa and a volume of 0111 m3 what is the temperature of
water at a pressure of 13 atm at street level flows into a building at 3ms through a 6 cm diameter pipe the pipe tapers
a spinning disk of mass 50 kg and radius 025m is rotating about an axis through its center at 400 revmin a what is the
consider a bicycle wheel rotating about its axel if it is rotating at 2 revolutions per second and the radius of the
to focus a camera on objects at different distances the converging lens is moved toward or away from the film so a
a 120 kg mass on a horizontal spring oscillates on a frictionless surface with a displacement as a function of time
a hydraulic jack has an input piston of area 0050 m2 and an out put piston of area 070m2 how much force on the input
two uniform solid cylinders each rotating about its centrallongitudinal axis have the same mass of 492 kg and rotate
a 551-kg ice skater is moving at 399 ms when she grabs the loose end of a rope the opposite end of which is tied to a
in carbon-nitrogen nuclear fusion cycle protons are fused to form a helium nucleus positrons releases some energy the
when you weight weight yourself on a scale the scale does not actually read your true weight but rather your weight
someone decides to produce electrical power by turning a coil with 105 circular loops in the earths magnetic field the
find the radii of synchronous orbits about jupiter and about the sun their mean rotation periods are 10 hours and 27
two parallel conducting negligible resistance frictionless rails are connected at one end by a resistor r the rails are
a 500 kg block is sliding along a flat surface when it runs into an uncompressed spring with spring constant 352 nm the
a 120-turn coil is coaxial with a solenoid of 220 turnscm the coil has a resistance of 27 ohms a 40 cm diameter and
a 20 kg particle p has a position vector of magnitude 30 m and angle 1 45deg and a velocity vector of magnitude 55 ms
a typical steel b-string in a guitar resonates in its fundamental frequency at 240 hertz the length of the string is
a horizontal block-spring system with the block on a frictionless surface has total mechanical energy e 553 j and a
a 210-kg block is suspended from a spring with a spring constant of 4800 nm a 0070-kg bullet is fired into the block
a 39times10-24-kg particle is vibrating with simple harmonic motion with a period of 18times10-5 s and a maximum speed