What is 3 by the power of 4?

81
Answer: 3 to the power of 4 is 81.

What does 2 to the power of mean?

answered Mar 8, 2021 by thing. You are multiplying the number by itself, and what the number is “to the power of” is how many times you are multiplying it by itself. For example, 2 to the power of 3 is 8. commented Jul 8, 2021 by anonymous.

What is 5 to the power of 3?

125
Answer: The value of 5 raised to power of 3 is 53 = 125.

What is 4 as a power of 2?

Answer: 4 to the power of 2 can be expressed as 42 = 4 × 4 = 16.

What is the easiest way to calculate power?

What is 8 by the power of 3?

512
Answer: 8 to the power of 3 can be expressed as 83 = 8 × 8 × 8 = 512.

How do I calculate power?

Power is equal to work divided by time.

In this example, P = 9000 J / 60 s = 150 W . You can also use our power calculator to find work – simply insert the values of power and time.

What is 9 by the power of 3?

729
Answer: 9 to the power of 3 can be expressed as 93 = 9 × 9 × 9 = 729.

How do you write exponents?

Press the “Shift” and “6” keys to enter a caret symbol. Alternatively, type two asterisks in a row. Enter the exponent.

What do you mean by 1 watt?

power
1 watt is the power of an appliances which consumes energy at the rate of 1 joule per second.

What is a watt equal to?

watt, unit of power in the International System of Units (SI) equal to one joule of work performed per second, or to 1/746 horsepower. An equivalent is the power dissipated in an electrical conductor carrying one ampere current between points at one volt potential difference.

How do you find power in statistics?

The power of the test is the sum of these probabilities: 0.942 + 0.0 = 0.942. This means that if the true average run time of the new engine were 290 minutes, we would correctly reject the hypothesis that the run time was 300 minutes 94.2 percent of the time.

What does 100W mean?

The power rating 100W means the bulb consumes electrical energy of 100 Joule per second. Joule is the SI unit of energy. 1 Watt-hour is equal to 3600 Joules.

What is watt Class 9?

1 watt power is defined as the power produced when 1 Joule of work is done for 1 second.

What is meant by 60W written on an electric bulb?

60W is the power rating of the bulb which means that it will consume 60 Joules of energy every second.

What is difference between watt and Watt hour?

In a nutshell, watt-hours measure amounts of energy for a specific period of time, and watts measure rates of power at a moment in time. … Similarly, if a 60 W light bulb is on for one hour, then that light bulb will have used 60 Wh of energy.

How much is 1500 watts in kWh?

To get the number of kWh, you just multiply the number of kW by the number of hours the appliance is used for. For example, a device rated at 1500 W that’s on for 2.5 hours: 1500 ÷ 1000 = 1.5. That’s 1.5 kW.

What does the wattage of a bulb mean?

A Watt (W) is an International Standard unit of electrical and mechanical power measuring the rate of energy transfer. … All light bulbs have a wattage rating. It follows that the higher the wattage, the greater the amount of electrical consumption or electricity used, thus the more it will cost to run the light bulb.