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4. ### Sec Records - Enter Name & Search Now

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T = 2.0*√ 45.5 = 13.5 sec

1 Answers · Science & Mathematics · 08/05/2020

...example values, to work with.  Quite fast exit speed 90 mph = 132 ft/sec, fence height 10 ft at 280 feet away.    Let the hit commence at t = 0...

2 Answers · Science & Mathematics · 13/05/2020

3. ### If water moving at 3.7 m/s enters a circular pipe of 5.1 cm diameter and exits where the pipe is constricted to 2.3cm.?

3.7 m/sec * (5.1 cm / 2.3 cm)^2 = exit speed

1 Answers · Science & Mathematics · 05/05/2020

4. ### Physics help?

...h]/∆t =>P = [{(1950000/1000) m^3} x 1050 x 9.8 x 5.59]/{(24 x 60 x 60) sec} =>P = 1298.22 Watt (b) By ƞ = [output/input] x 100% =>ƞ...

4 Answers · Science & Mathematics · 03/05/2020

5. ### Potential danger? Light switch.?

Never spray light switches or outlets. Spray onto a rag and then wipe the surface. As you are in a rental, tell the manager(not about you spraying the switch - now you know) Fluorescent lights tend to flicker when the bulb is...

9 Answers · Home & Garden · 30/04/2020

6. ### A fly with a mass of .000026kg is standing on the edge of a record that is 0.34 m across. The centripetal force on the fly is 18.6 N.?

.../r = mrω²    ω is angular velocity in radians/sec         1 radian/sec = 9.55 rev/min    m is mass in kg    r is radius...

1 Answers · Science & Mathematics · 26/04/2020

7. ### If the moment of inertia of the meter stick is 3 kg*m2, what is the angular acceleration that results from this net torque?

By τ = Iα =>α = 2.36/3 =>α = 0.79 rad/sec^2

1 Answers · Science & Mathematics · 23/04/2020

8. ### How do I do this Physics problem?

2 Answers · Science & Mathematics · 20/04/2020

9. ### Is there a difference between someone with an IQ of 150 and 250?

...sheet by the archdiocese's psychologist, after completing the test in 22 min 10 sec, she turned in her answer sheet (all correct answers), and ...

7 Answers · Arts & Humanities · 20/04/2020

10. ### Skater physics ?

(a) Given n = 2.25 rev/sec =>By ω = 2πn =>ωi = 2 x 3.14 x 2.25 = 14.13 rad/sec Now...

2 Answers · Science & Mathematics · 19/04/2020