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Solve the following question given below:
Question: A concave mirror has a radius of curvature of 33.0 cm
Question 1: What is its focal length?
f=___________cm
Question 2: A ladybug 7.35 mm tall is located 22.0 cm from this mirror along the principal axis, Find the location of the image of the insect.
s'=__________cm
Question 3: Find the height of the image of the insect.
y'=__________mm
Question n4: If the mirror is immersed in water (of refractive index 1.33), what is its focal length?
Please show how you obtained the answer.
A wheel 90.0 cm in diameter accelerates uniformly from 235 rpm to 385 rpm in 6s. How far will a point on the edge of the wheel have travelled in this time.
A bowling ball encounters a 0.760-m vertical rise on the way back to the ball rack, as the drawing illustrates. Find the translational speed at the top
A soap film (n= 1.33) is contained within a rectangular wire frame. The frame is held veritcally so that the film drains downward and forms a wedge with flat faces. What is the wedge angle of the film
a company wishes to put two - 500 kg satellites in earth orbit. one satellite will be at an orbit altitude of 1000 km, how much more energy is required for the geosynchronous orbit than for the 1000 km altitude orbit
A baseball pitcher can throw a ball with a speed of 40. He is in the back of a pickup truck that is driving away from you. He throws the ball in your direction, and it floats toward you at a lazy 30. What is the speed of truck.
Supply a small island (population of 1 million, some industry, some military) with electrical power. How many power plants would you need
q1. 16.8-kg sled is being pulled across a horizontal surface at a constant velocity. the pulling force has a magnitude
a motorboat whose speed in still water is 15.6 kmh must aim at a 35 degree angle upstream in order to travel directly
A heat engine utilizes a heat source at 580 degrees Celsius and has an ideal (Carnot) efficiency of 28%, to increase the ideal efficiency to 34%, what must be the temperature of the heat source?
What is the electric potential energy of the system. A man strikes a long aluminum rod at one end. Another man, at the other end with his ear close to the rod, hears the sound of blow twice (once through the air and once through the rod), with a 26..
A total current of 10 Amp flows into a parallel combination of a 8 ohm and a 11 ohm resistor. What current flows through the 8 ohm resistor?
An 8.56-kg block slides with an initial speed of 1.80 m/s down a ramp inclined at an angle of 27.4° with the horizontal. compute the distance the block slides before coming to rest
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