# Ray

Light ray loses 1/17 of brightness passing through a glass plate. What is the brightness of the ray after passing through 4 identical plates?

## Correct answer:

Tips for related online calculators

Need help calculating sum, simplifying, or multiplying fractions? Try our fraction calculator.

Our percentage calculator will help you quickly calculate various typical tasks with percentages.

Do you want to round the number?

Our percentage calculator will help you quickly calculate various typical tasks with percentages.

Do you want to round the number?

### You need to know the following knowledge to solve this word math problem:

We encourage you to watch this tutorial video on this math problem: video1

## Related math problems and questions:

- Intensity 4244

The light beam loses 1/12 of its intensity as it passes through the glass plate. What will be the beam's intensity after passing through a ten times stronger plate? - Amelia

Amelia and Ray were making cupcakes. In a glass bowl, they added 3 cups of flour, 1 1/3 cups of vegetable oil, 1/2 cup of butter, 1/4 cup of chocolate chips, and 2 more cups of other ingredients. How many cups of batter are in the bowl? - UV radiation

The glass of 1 mm thickness absorbs 5.3% of UV radiation passing through. How many percent of UV rays absorb glass with a thickness of 2.3 cm, made from 1 mm thick those glasses? - Bottle, cup and jug

The bottle and the cup have the same weight as the jug. The bottle has the same weight as the cup and plate. Two jugs have the same weight as three plates. What is the weight of the bottle if the weight of the cup is 100g?

- The capacitor

The parallel square plates of a 4.5µF Teflon capacitor are 3.2 mm apart. What is the area of the plate? - 6 plates

Six plates and 5 cups cost 37.50 dollars. Seven plates and 6 cups 44.10 dollars. Each plate costs the same amount as the other cup. What is the cost of 1 plate? What is the price of 1 cup? - Dimensions 83620

The pedestal under the giant billboard is a prism-shaped steel plate structure filled with sand. How much sand will it fit, and what is the area of the plates used? We can neglect their thickness. The dimensions are 1m*4m*90cm.