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(a) Calculate the focal length of the mirror formed by the shiny bottom of a spoon that has a 3.60 cm radius of curvature.
(b) What is its power in diopters?
A laser beam (λ = 632.1 nm) is incident on two slits 0.210 mm apart. How far apart are the bright interference fringes on a screen 5 m away from the double slits?
The three air cartsshown in the figure have masses, reading from left to right, ofm, 2m, and 4m, respectively. Initially, the cart on theright is at rest, whereas the other two carts are moving to theright with a speed v_0.
one of your summer lunar space camp activities is to launch a 1130-kg rocket from the surface of the moon. you are a
When the temperature of a coin is raised by 87.8 C°, the coin's diameter increases by 2.14 x 10-5 m. If the original diameter is 1.75 x 10-2 m, Discover the coefficient of linear expansion.
What is the formula for the acceleration a of the cart in terms of the cart's mass M, the hanger's mass m, and the acceleration of gravity g?
An electron is released 9.4 cm from a very long non conducting rod with a uniform 6.4 C/m. What is the magnitude of the electron's initial acceleration
a myopic student is shaving without his glasses. if his eyes have afar point of 1.5m what is the greatest distance he
A stuntman is being pulled along a rough road at a constant velocity by a cable attached to a moving truck. The cable is parallel to the ground. Find the tension in the cable
The oscillation of rod OA about O is defined by the relation (? = 4/p)(sin pt), where ? and t are expressed in radians and seconds, respectively. Collar B slides along the rod so that its distance from O is r = 10 / (t + 6), where r and t are expr..
What effect does this have on the mass of the ice? What effect does this have on the amount of water displaced? Is this a concern, or will your measured mass still be correct if air bubbles are present?
On your wedding day your lover gives you a gold ring of mass 3.98 g. 59 years later its mass is 3.73 g. On the average how many atoms were abrated from the ring during each second of your marriage? The atomic mass of gold is 177 u.
A perfectly flat thin piece of glass (N=1.50) that is 6.00 cm long and and 2.0 cm wide is placed over a perfectly flat piece of black plastic (N=1.20) that is the same size. one end of the glass is slightly elevated while the other end is in contact ..
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