West wind blows at the constant speed
The airplane having a speed of 150 km/h heads directly north while a west wind blows at the constant speed of 30 km/h. Determine how far does the plane travel throughout the 4-hour flight?
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When the ball is in contact with the bat for a time of 1.15 ms, determine the average force exerted on the ball through the bat?
Sketch the ray diagram, to scale, of an object positioned at distance x in front of a lens so that the magnification is +2. Find out the focal length in terms of x. Find out the position, in terms of x, and nature of the image. (Real/virtual, redu
(i) Explain how far from the van is the object in reality positioned, and (b) determine how tall is the object?
At what angle should light be incident on the surface of a diamond submerged in water when the reflected light is to be fully polarized? Determine what would the ray diagram appear like?
A beam of light is incident on the glass plate of n = 1.50 in air and the reflected ray is totally polarized. Determine the angle of refraction of the beam?
A wire of 73.4 cm long carries a current of 0.520 A in the positive direction of an x-axis via a magnetic field having an x component of zero, a y component of 0.000370 T, and a z component of 0.0130 T. Determine the (i) x, (ii) y, and (iii) z com
The electric field at the surface of the bigger sphere is 630 kV/m. Determine the surface charge density on each and every sphere.
At the distance of 1 meter along ground from point where arch touches ground, arch is 4.55 meters high. Determine the equation to explain arch.
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