What is the index of refraction of that substance

Reference no: EM13682497

1. The speed of light in a certain substance is 88% of its value in water. What is the index of refraction of that substance?

2. In a slide or movie projector, the film acts as the object whose image is projected on to the screen. A 105 mm focal length lens is to project an image on a screen 6.5 m away.

A. Decide how far from the lens the slide must be

B. Of the slide is 36 mm wide, how wide will the picture be on the screen?

Reference no: EM13682497

Questions Cloud

Discover its terminal velocity of descent in the water : A bowling ball, which is approximately a smooth round sphere 8.6 inches in diameter and weighing 15 lbf, is dropped into a swimming pool. Discover its terminal velocity of descent in the water.

Level ground at an angle theta from the horizontal : A projectile is launched on level ground at an angle theta from the horizontal with initial speed v0. It reaches the ground again at a time t and at a location x, y. Discover a general expression for the time it takes to rise to the maximum height (y..

Work to lift something against the force of gravity : We have to do work to lift something against the force of gravity. How much work is required to lift your textbook (about 2 kg) from your backpack on the floor to the desk (about 1 meter)?

Purpose of simulation project : The purpose of simulation project is to provide you with an opportunity to use the POM-QM for Windows software to solve an MRP problem.

What is the index of refraction of that substance : The speed of light in a certain substance is 88% of its value in water. What is the index of refraction of that substance? In a slide or movie projector, the film acts as the object whose image is projected on to the screen. A 105 mm focal length len..

Use the thin lens equation to calculate the image distance : A diverging/negative lens has a focal length of -12 cm. A 6.0 cm object is placed at several locations relative to the lens. The locations are (a) 55 cm, (b) 12 cm, and (c) 8 cm from the lens. Use the thin lens equation to calculate the image distanc..

What is the tangential acceleration of a point located : A disk rotates with constant angular acceleration. The initial angular speed of the disk is 2rad/s. After the disk rotates through 20 radians, the angular speed is 3rad/s. What is the magnitude of the angular acceleration? What is the tangential acce..

What is the magnitude of the induced current in the coil : The component of the external magnetic field along the central axis of a 69-turn circular coil of radius 31.0 cm decreases from 2.40 T to 0.150 T in 2.90 s. If the resistance of the coil is 4.50, what is the magnitude of the induced current in the co..

Long straight wire carries-direction of the magnetic field : A long straight wire carries 2.7A along the +x-axis. Discover the magnitude of the magnetic field at a point 20cm away on the +y-axis. Find the direction of the magnetic field at a point 20cm away on the +y-axis.

User Account

All Pages