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a simple harmonic oscillator takes 200 s to undergo sixcomplete vibrationsa find the period of its motionsb find the
a cylinder with a ovable piston contains gas at a temp of 27degree c a whole volume of 150 m cubed and an absolute
a transverse sinusoidal wave on a string has a period t 280 ms and travels in the negativex direction with a speed of
a block of unknown mass is attached to a spring of force constant500 nm and undergoes simple harmonicmotion and an
two scales on a voltmeter measure voltages up to 210 and 309 vrespectively the resistance connected in series with
about 01ev is required tonbsp break a hydrogen bond in a protein molecule what is the minimum frequecy that the
the escape speed from a distant planet is 40 kms if theacceleration of gravity on the planet surface is 125ms2 what is
an electric heater is used to heat a room of volume 62m3 air is brought into the room at 50 and its completely
a 65 kg person jumps from awindow to a fire net 23 m below whichstretches the net 15 m assume thatthe net behaves like
a rocket is fired at a speed of 750 ms from ground level at an angle of 648degabove the horizontal the rocket is fired
an experimenter wishes to arrange a two-slit experiment with 3 evelectrons so that the n1 maximum occurs at 15o what
1 two identical clocks are synchronized one is then put inorbit directed eastward around the earth while the other
an astronomical telescope has an angular magnification of-112 its objective has a refractivepower of 170 diopters what
a farsighted person has a near point that is 480 cm from hereyes she wears eyeglasses that are designed to enable her
a 100 g cube of ice at 0 degree celsius is dropped into 10kg of water that was originally at 80 degree celsius what is
an electric motor has 400 turns a circularloop diameter of 10cm and 13amps flowing through the wire themagnetic field
a solenoid 130m long and 260cm indiameter carries a current of 180a the magnetic field inside thesolenoid is 230mt what
a target in a shooting gallery consists of a vertical squarewooden board 0250 m on a side and with mass 0750 kg that
a person decides to use an old pair of eyeglasses to make someoptical instruments he knows that the near point in his
a 150 pf capacitor is charged to a potential difference of 64 v and the charging battery is disconnected the capacitor
a ferry can travel at an optimal speed of 8 kmh in stillwater measured relative to the shore what is the optimal speed
which of the following statements is not a correct assumptionof the classical model of an ideal gasa the molecules are
a 200 g bullet strikes a0592 kg block attached to a fixedhorizontal spring whose spring constant is 669 103 nmand sets
a ball is dropped from rest from the top of a building of height 10m at the same instant a second ball is
a hollow cylinder hoop is rolling on a horizontal surface atspeed v 45 ms when itreaches a 10deg inclinea how far up