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Questions in physics

[Homework Help] What type of ladder should be used when servicing electrical systems? A. Fiberglass B. Type 1A C. Type III D. Aluminum

[Homework Help] Calculate the total resistance of a parallel circuit with resistors: [tex]R_1=6 \Omega, R_2=3 \Omega[/tex].

[Homework Help] Select the correct answer. Honey bees beat their wings, making a buzzing sound at a frequency of 2.3 x 102 hertz. What is the period of a bee's wing beat? A. 4.3 x 103 seconds B. 2.6 x 103 seconds C. 4.0 x 103 seconds D. 2.6 x 103 seconds

[Homework Help] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Homework Help] Direction: Convert the following. Show your solution. 1. Convert 40°C to °F. 2. Convert 10°C to °F. 3. Convert 58°F to °C. 4. Convert 76°F to °C. 5. Convert 60°C to °F.

[Homework Help] Which statement is true according to Newton's second law of motion? A. An object accelerates in the direction opposite to the direction of the force applied. B. An object accelerates in the direction perpendicular to the direction of the force applied. C. An object accelerates in the same direction as that of the force applied. D. An object undergoes no acceleration on the application of force. E. An object's acceleration is independent to the force applied.

[Homework Help] What would be Kelly's weight in newtons if her mass is 70 kilograms? A. [tex]$70 \times g$[/tex] B. 70 [tex]$g$[/tex] C. 70 [tex]$g^2$[/tex] D. [tex]$70 \times g^2$[/tex] E. 70

[Homework Help] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Homework Help] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Homework Help] How does work affect energy between objects so it can cause a change in the form of energy? A. Work transfers energy. B. Work changes energy. C. Work increases energy.