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A weight hanged from a spring is observed to bob up and down over a distance of 8.2 cm 53.3 times each second. Determine its period? Determine how do you compute ans.?
When the density of the ball is around 0.240 that of water and when the drag force on the ball from the water is negligible, determine how high over the water surface will the ball shoot as it emerg
A block of copper of 3.7 kg at a temperature of around 70oC is dropped into a bucket having a mixture of ice and water whose net mass is 1.2 kg. If thermal equilibrium is arrived at the temperature
Determine the magnitude of the gravitational force on the meteor from the satellite at the nearest approach?
The current density in a cylindrical conductor having radius R = 50.7 cm, varies as J(r) = J0r/R (in the area from zero to R), where J0 = 0.413 C/m2. i) Determine the magnitude of the magnetic field
You might avoid any change in the comet's mass and suppose that its angular momentum around the Sun is conserved.
What acceleration is experienced by the managers remaining at the rim? Suppose that the average mass of each inhabitant is around 65.0 kg.
A solid, uniform disk having radius 0.250 m and mass 54.5 kg rolls down the ramp of length 4.20 m which makes an angle of around 17.7° with the horizontal. The disk begins from rest from the to
Determine (i) the impedance (ii) the maximum current (iii) the phase angle and (iv) the maximum voltages across the elements.
A bicycle consists of a tire of diameter 0.6m is rotating at a rate of around 2 revolutions per second. i) Determine the angular velocity of the tire in rad/s?
The warranty on a latest tire states that an automobile can travel for a distance of 102,000 km before the tire wears out. The radius of the tire is around 0.30 m. Determine how many revolutions doe
The nuclei of large atoms, like uranium, having protons, can be modeled as spherically symmetric spheres of charge. The radius of the uranium nucleus is around: Determine the electric field this nuc
(i) Find out the distance of the final image relative to the converging lens. (ii) Determine the height of the final image (comprising the appropriate algebraic sign)?
A short solenoid having length 10 cm and a radius of around 5 cm comprises of 200 turns of fine wire which carries a current of 15A. Determine the magnetic field at the center of the solenoid?
Coming up from behind, he grabs his brother and rolls off at a speed of around 3.44 m/s. Avoiding friction; determine speed of Kevin just before he grabbed his brother.
An object is around 25 m to the left of a flat screen. A converging lens for which the focal length having f = 0.960 m is positioned among the object and the screen. Determine how do the two images
Light of wavelength of 575 nm falls on a double-slit and the second order bright fringe is view at an angle of around 6.5. Determine the separation among the double slits?
One model for a particular planet consists of a core of radius R and mass M surrounded by an outer shell of inner radius R, outer radius 2R and mass 4M. When M = 8.76 × 1024 kg and R = 5.50 &t
A thin layer having oil of refractive index 1.25 is spread on the surface of water (having n = 1.33). When the thickness of the oil is around 200 nm then determines the wavelength of visible light i
On a dry day you can simply charge yourself up to a couple of kilovolts by shuffling your feet across the carpet. Touching your finger to a grounded piece of metal causes a spark. Determine how much
The two similar masses are joined to frictionless pulleys by very light strings wrapped about the rim of the pulleys and are released from rest.
What should the separation be between a particle of 6.4 kg and a particle of 3.7 kg in order for their gravitational attraction to encompass a magnitude of around 1.2 x 10-12 N?
A satellite 50 kg consists of a circular orbit having a period of 2.2 h and a radius of around 6.2 × 106 m around a planet of unknown mass. When the magnitude of the gravitational acceleration
You hold a small plane mirror of 0.50 m in front of your eyes. The mirror is around 0.32 m high, and in it you see the image of a tall building at the back. (i) When the building is around 95 m behi
A solid sphere having uniform density consists of a mass of 9.8 × 104 kg and a radius of 1.5 m. Find out the magnitude of the gravitational force due to the sphere on the particle of mass 5.7