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koban [17]
3 years ago
9

Which of the following is an accurate statement?

Physics
1 answer:
Igoryamba3 years ago
5 0
The correct option is D.
A step up voltage transformer is a type of transformer which increases voltage from primary to secondary turns. The transformer has more secondary winding turns than primary winding turns. A step up transformer is designed to increase voltage because high voltage increases efficiency.<span />
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If the wave one of the above waves has an amplitude of +10 cm and the
kumpel [21]
15 centimeters ......
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3 years ago
What is radiant energy emmited by the sun
Marina CMI [18]

Answer:

Solar radiation is radiant energy emitted by the sun, particularly electromagnetic energy.

7 0
3 years ago
Read 2 more answers
I need some serious help, i do not understand this question!!
Shkiper50 [21]

The position where the package strikes the ground is 136.3m.

<h3>Time of motion of the package</h3>

Use the following kinematic equation;

h = vt + ¹/₂gt²

179 = 47t  +  ¹/₂(9.8)t²

179 = 47t + 4.9t²

4.9t² + 47t - 179 = 0

solve the quadratic equation using formula method;

a = 4.9, b = 47, c = -179

t = 2.9 seconds

<h3>Horizontal distance traveled by the package</h3>

X = vt

X = 47m/s x 2.9 s

X = 136.3 m

Thus, the position where the package strikes the ground is 136.3m.

Learn more about time of motion here: brainly.com/question/2364404

#SPJ1

4 0
2 years ago
What is the overall charge of 1.5 x 10^10 electrons?
Troyanec [42]

Answer: Charge = -2.4x10^-9 Coulombs

Explanation:

The charge of one electron is e = -1.6x10^-19 C

Then, the charge of 1.5 x 10^10 electrons is equal to 1.5 x 10^10 times the charge of one electron:

Here i will use the relation (a^b)*(a^c) = a^(b + c)

Charge = ( 1.5 x 10^10)*( -1.6x10^-19 C) = -2.4x10^(10 - 19) C  

Charge = -2.4x10^-9 C

7 0
3 years ago
Mickey, a daredevil mouse of mass 0.0227 kg,0.0227 kg, is attempting to become the world's first "mouse cannonball." He is loade
Viefleur [7K]

Answer:

1.65 m

Explanation:

Energy from spring, E_{s} is given by

E_{s}=0.5kx^{2} where k is spring constant and x is the compression distance

E_{s}=0.5*51.1*0.129^{2}= 0.425178

E_{s}=0.425 J

Kinetic energy, KE at the highest point is given by

KE=0.5mv^{2} where m is mass and v is velocity

KE=0.5*0.0227*2.27= 0.058485 J

Potential energy, PE of spring is given by

PE=mgh where g is gravitational constant and h is maximum height reached by the mouse

PE=0.0227*9.81= 0.222687h

According to the principle of conservation of energy, the potential energy of the compressed spring is equal to the potential and kinetic energy of the mouse at the maximum high point.

E_{s}=PE+KE

0.425=0.222687h+0.058485

h=(0.425-0.058485)/ 0.222687=1.646671 m

h=1.65 m

7 0
3 years ago
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