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Kruka [31]
3 years ago
15

Which one of these is currently conducting manned space exploration?

Physics
2 answers:
anygoal [31]3 years ago
6 0

Answer: D. <u>International Space Station</u>

Explanation: The International Space Station is currently orbiting Earth.

Effectus [21]3 years ago
4 0

Answer:D.International Space Station

Explanation:

The only one still in space

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A dog runs 51 m west to fetch a ball and brings it back only 27 m before stopping.
ruslelena [56]
The answer is 88m cause that’s the total distance the dog had ran in total and if that’s not the answer it’s 24m cause that’s how much further he had to go to retrieve it all the way back to the same position
3 0
3 years ago
Martha studies all the kinds of leaves she can find in order to understand what leaves have in common. Martha's research is empl
SOVA2 [1]
Martha studies all the kinds of leaves she can find in order to understand what leaves have in common . Martha's research is employing B. INDUCTIVE reasoning. 
5 0
4 years ago
Read 2 more answers
A 62Kg rock climber is attached to a rope that is allowing him to hang horizontally with his feet against the wall. The tension
posledela

Answer:

R= 602 .11 N

Explanation:

The horizontal component of tension T will give reaction of the wall and the vertical component of T will balance the weight of of the climber .

T cos32 = R

710 x .848 = R

R= 602 .11 N .

4 0
3 years ago
A 200-Ω resistor is connected in series with a 10-µF capacitor and a 60-Hz, 120-V (rms) line voltage. If electrical energy costs
Vika [28.1K]

Answer:

Cost to leave this circuit connected for 24 hours is $ 3.12.

Explanation:

We know that,

\mathrm{X}_{\mathrm{c}}=\frac{1}{2 \pi \mathrm{fc}}

f = frequency (60 Hz)

c= capacitor (10 µF = 10^-6)  

\mathrm{X}_{\mathrm{c}}=\text { Capacitive reactance }

Substitute the given values

\mathrm{X}_{\mathrm{c}}=\frac{1}{2 \times 3.14 \times 10 \times 10^{-6} \times 60}

\mathrm{X}_{\mathrm{c}}=\frac{1}{3.768 \times 10^{-3}}

\mathrm{x}_{\mathrm{c}}=265.39 \Omega

Given that, R = 200 Ω

X^{2}=R^{2}+X c^{2}

X^{2}=200^{2}+265.39^{2}

X^{2}=40000+70431.85

X^{2}=110431.825

x=\sqrt{110431.825}

X = 332.31 Ω

\text { Current }(I)=\frac{V}{R}

\text { Current }(I)=\frac{120}{332.31}

Current (I) = 0.361 amps

“Real power” is only consumed in the resistor,  

\mathrm{I}^{2} \mathrm{R}=0.361^{2} \times 200

\mathrm{I}^{2} \mathrm{R}=0.1303 \times 200

\mathrm{I}^{2} \mathrm{R}=26.06 \mathrm{Watts} \sim 26 \mathrm{watts}

In one hour 26 watt hours are used.

Energy used in 54 hours = 26 × 24 = 624 watt hours

E = 0.624 kilowatt hours

Cost = (5)(0.624) = 3.12  

3 0
3 years ago
Which statement is true of a concave lens?
Inessa [10]

The list of choices you gave us doesn't have any true statements on it.

7 0
4 years ago
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