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The skier slides horizontally all along the snow for a distance of 21 m before coming to rest. The coefficient of kinetic friction among the skier and the snow is 0.050. Firstly, how fast was the sk
The moment of inertia of you, the extended weights, and the platform is around 7.8 kg • m2. If you pull the weights in toward your body, the moment of inertia reduces to 3.6 kg • m2. (i)
An open pipe of 0.95 m long, vibrates in the second overtone with a frequency of 561 Hz. In this condition, the distance from the center of the pipe to the closest antinodes, in cm is closest to:
The object 2.00 cm high is positioned 12.0 cm in front of a convex mirror having radius of curvature of 8cm. Determine the image formed? Sketch a ray diagram to describe.
A singly charged ion of unidentified mass moves in a circle of radius 11.5 cm in a magnetic field of 4.9 T. The ion was accelerated via a potential difference of 8.0 kV before it entered the magneti
The Current in a wire is reflected from an unconnected end (to ground) in the same manner that sound reflects from an open pipe. When a 500.0 cm wire is excited by a 22.0 MHz oscillator in its lowes
A inductor of 22.0 mH consists of a reactance of 1.80 kO. (i) Determine the frequency of the ac current which passes via the inductor?
The magnetic field perpendicular to the circular wire loop 8.6cm in diameter is changed from +0.51 T to -0.25 T in 300ms , where + means the field points away from the observer and toward the observ
Determine recoil velocity does she get in response to a single shot from a stationary position, supposing that no external force keeps her in place?
The magnetic field close to the surface of a neutron star consists of a magnitude of 1.00 x 108 T. Determine the acceleration of an electron close to the star moving at 1.05 x 107 m/s if both v and
Assume that an electromagnet employs a coil 1.2m in diameter made up from square copper wire 1.6mm on a side. The power supply generates 120V at a maximum power output of 4.0kW. i) Determine how man
Graphically, find out the resultant magnitude and direction of the force due to the weight of 550 gm at 30 degrees and the other force due to the weight of 400 gm mass at 140 degrees.
Determine its angular momentum regarding the center of the circle? Is it towards you or away from you?
A 680 nm and 710 nm laser beam passes via two slits .58 mm apart. Determine how far apart are the fingers for such two wavelengths on a screen 1.5 m away?
The flashlight having wavelength 680 nm falls on two slits and generates and interference pattern in which the fringe is 38 mm from the center on a screen 2.5 m away. Determine the separation of the
A beam of light from a He-Ne laser, having wavelength 656 nm falls on two narrow slits .060 mm apart. Determine how far apart is the fringe on a screen 3.6 m away?
A weight lifter lifts a 350 N set of weights from the ground level to a position over his head, a vertical distance of 2.00 m. Determine how much work does the weight lifter do, supposing he moves
On a sunny day, the sunlight falls on the two narrow slits on the bench .048 mm apart. Successive fringes on the ground 5.0 m away are 6.5 cm apart. Find out the wavelength of the light.
A light having wavelength (lambda) from various sources passes via a slit. The diffraction pattern is viewed on a screen 2.5m from the slit. When the width of the central maximum is 6.0 mm then find
The Blue light of wavelength 465 nm from a blue neon light bulb passes via a slit width of .240 mm wide. The diffraction pattern is viewed on a screen 2.5 m away. Determine the width of the central
You pass 633 nm laser light via a narrow slit and view the diffraction pattern on a screen 6.0m away. You find that the distance on the screen between the centers of first minima outside the central
Write down an expression for the electric potential V(x) as a function of x for all points on the x axis. (Use the given as necessary: k for the Coulomb's constant, q for the charge, x, and a.)
The values of q and a are +2.90 µC and 60.1 cm, correspondingly. (Suppose that the potential is zero very far from all charges.) (i) Determine the electric potential at the origin? (In kV)
The Earth-Sun line sweeps out an angle of 360° throughout one Earth-year. Around what angle is swept out by the Mars-Sun line throughout one Earth-year?
A single conducting loop of wire consists of an area of 6.4 x 10-4 m2 and a resistance of 110 Ohm. Perpendicular to the plane of loop is a magnetic field of strength 0.18 T. Determine at what rate (