Find the required angle of elevation above the line of sight

Reference no: EM13669277

A rifle is aimed horizontally at the center of a large target 250 meter away. The initial speed of the bullet is 500 m/s. To hit the center of the target, the barrel must be at an angle θ above the line of sight. Find the required angle of elevation above the line of sight?

Reference no: EM13669277

Questions Cloud

The mean annual expenditure for automobile insurance : The mean annual expenditure for automobile insurance for U.S.

Find what is the average force of the bat on the ball : An incoming 0.14 kilogram baseball has a speed of 45 m/s. The batter hits the ball, giving it a speed of 60 m/s. If the contact time is 0.040 second, find what is the average force of the bat on the ball

Find the magnitude of the centripetal acceleration of ball : A ball on the end of a string is whirled around in a horizontal circle of radius 0.25 centimeter. The plane of the circle is 2.0 meter above the ground. Find the magnitude of the centripetal acceleration of the ball

Decide the plate separation of the capacitor : The effective area of each plate of a parallel plate capacitor is 2.4 m^2. The capacitor is full with neoprene rubber (k =6.4). When a 3.0 V potential dissimilarity exists across the plate of the capacitor, the capacitor stores 5.0 μC of charge. Deci..

Find the required angle of elevation above the line of sight : A rifle is aimed horizontally at the center of a large target 250 meter away. Find the required angle of elevation above the line of sight

What is the focal point of the lens : A contact lens is made of plastic with an index of refraction 1.38. The lens has an inner radius of curvature of +2.46 cm and an outer radius of curvature of +2.08 cm. What is the focal point of the lens?

Find how far below the horizontal line of sight : A rifle is aimed horizontally at the center of a large target 250 meter away. Find how far below the horizontal line of sight does the bullet strike the target

What is the width of the slit : A flat screen is located 0.70 m away from a single slit. Light with a wavelength of 557 nm (in vacuum) shines during the slit and produces a diffraction pattern. The width of the central bright fringe on the screen is 0.043 m. What is the width of th..

Ice cube-dropped into insulated container of liquid nitrogen : A 30-g ice cube at its melting point is dropped into an insulated container of liquid nitrogen. How much nitrogen evaporates if it is at a boiling point of 77 K and has a latent heat of vaporization of 200 kJ/kg? Suppose for simplicity that the spec..

User Account

All Pages