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What happens to the ammeter reading when a lamp is added to a circuit which contains two cells and a lamp in series?
Assuming the new lamp is in series, the ammeter reading falls because the total resistance has increased. By how much depends on how the lamp resistance depends on voltage. If the lamp is added in parallel to the first, then the ammeter reading doubles.
If a reading lamp converts 100J of electrical energy into 20J of light how efficient is the lamp?
Eff = Output/Input.
What feature makes a gooseneck lamp different from a base lamp?
A gooseneck lamp is a lamp with a long flexible "neck" between the lamp base and the bulb. They make good reading lights as they can be bent to shed light just where it is required.
Can I use a led desk lamp for reading?
An led desk lamp is good for reading. It is easier on the eyes than a regular "yellow" bulb. It is also more energy efficient so you will save on your electric bill.
How do you change halogen bulb in ls-984 torch reading combo lamp?
It is a double ended halogen bulb and I do not know how to get to it to release it from the lamp.
What do you do when done reading the diary on shrink ray island?
if you opened the diary you have to get the lemon paper and put it in the lamp, jump on the lamp and turn it on and secret writing will appear
What are the best features to look for in a floor lamp reading light?
When choosing a floor lamp reading light, look for features like adjustable height and brightness, a flexible neck for directing light, a stable base, and energy-efficient LED bulbs. These features will provide optimal lighting for reading and studying.
Where can you get Reading Lamps for a good price?
You can get reading lamps from many different stores. You can get a reading lamp for a good price from The Home Depot, Lowe's, Macy's, Wal-Mart, and Crate and Barrel.
How does the amount of current in a home circuit differ from the amount of current in a reading lamp?
The current in a reading lamp would be a small part of the total current in a home. For example, a home may have 100 amp service, while a reading light may draw less than 1 amp, so about 1% of the total.
What are some features to consider when choosing a floor lamp with a reading light?
When choosing a floor lamp with a reading light, consider features like adjustable height, brightness levels, flexible neck for directing light, energy efficiency, and style to suit your decor.
How much does a led reading light cost?
LED reading lights can be purchased at a number of retail and online stores including Ikea, Amazon and eBay. The price of an LED light will vary depending on the manufacturer and whether it is a book light, table lamp or floor lamp. An LED reading light can usually be purchased for under $50.
What are some things or symbols that can be associated with reading?
Some symbols associated with reading include books, glasses, a library, a bookshelf, a bookmark, and an open book. Reading can also be represented by a cozy nook, a cup of tea, or a reading lamp.
