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lorasvet [3.4K]
4 years ago
14

How many years would take to terraform for Mars

Physics
1 answer:
dybincka [34]4 years ago
8 0
Some say one year and a half
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The Millennium Falcon was constructed 43.6 m long. a) How fast is it traveling past Luke when he measures its length to be 30.1
Zinaida [17]

Answer:

a)0.5564c

b)43.6 m

Explanation:

Given proper length of falcrum L₀= 43.6 m

improper length L=30.1 m (when viewed from moving frame)

we know that L=L_{0}\sqrt{1-\frac{v^2}{c^2}}

30.1=43.6\sqrt{1-\frac{v^2}{c^2}

⇒\{1-\frac{v^2}{c^2}}=\frac{30.1}{43.6}

{1-\frac{v^2}{c^2}}=0.6904

\frac{v^2}{c^2}=0.3096

v^{2}=3096c^{2}

v=0.5564c

this is the required speed of falcon when it passes luke

b). Since Han solo is on the Falcon its reference frame will be falcon itself hence there wont be any change in the length of Falcon that its length will be

43.6 m

8 0
3 years ago
- A race car travels on a straight racetrack with a forward velocity of 44 m/s and slows at a constant rate to a velocity of 22
Montano1993 [528]

363m is the correct answer to your question!

6 0
2 years ago
I HAVE NOOOO IDEA!!!!!!!!!! HELP!!!!!!!!!!
lawyer [7]

Answer:

17

Explanation:

4 0
3 years ago
What is the least value of an ammeter <br>Is it 1. 0.1<br>2. 0.10<br>3. 0.2<br>4. 0.5​
givi [52]

The least value varies depends on ammeter range. In the given question, ammeter range is not mentioned. So, the least value of an ammeter is 0.1 or 0.5 (depends on ammeter range).

<u>Explanation:</u>

The least value of an ammeter is the measure of the smallest number which can be observed in ammeter. So the least value will be varying depending upon its range. If we consider the range of ammeter is 30 A and the scale readings are 10 numbers, then the least value will be 30/10 = 3 A per scale.

So the least value is determined as \frac{Range of ammeter}{No.of scales}

So among the given options 0.1 is most suitable for an ammeter with range of 3 A with 30 divisions.

3 0
3 years ago
A camcorder has a power rating of 12 watts. If the output voltage from its battery is 3 volts, what current does it use?
serg [7]

power=voltsxamps=watts.

12=3xamps

4 amps

------------

A. To increase the current, decrease the resistance.

----------------

r=v/i = 53/7

4 0
3 years ago
Read 2 more answers
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