Greenrune113 Greenrune113

17-04-2018
Mathematics

contestada

Q5 Q19 Choose the correct formula for the displacement d from the rest position of the object attached to the spring at time t.

Q5 Q19 Choose the correct formula for the displacement d from the rest position of the object attached to the spring at time t class=

Respuesta :

nustopocru nustopocru

18-04-2018

t=0, d=0 so ans B is wrong

t=0, dd/dt <0 as it is propelled downward so ans C is wrong

ang vel = 2[tex] \pi [/tex] / period

= 2[tex] \pi [/tex] / 4.5

= 4[tex] \pi [/tex] / 9

so D is the correct answer

Answer Link

Otras preguntas

Which was an outcome of the Trojan War? a. Sparta was defeated when Troy won a decisive naval battle. b. Sparta triumphed when Prince Hector defeated Achilles.

A rental company charges a flat fee of x dollars for floor sander rental plus Y dollars per hour for the rental. One customer rents a floor sander for four hour

What happens during photosynthesis

why might it be beneficial to have dead skin cells on the outermost layer of the epidermis?

Which thirteenth century invaders brutally conquered large parts of Russia? A. Byzantines B. Boyars C. Slavs D. Mongol Tartars

how many grams are in 88.1 moles of magnesium?

why doesn't the amount of land area occupied by sudan and Algeria countries mean they contain huge population

explain how to draw a model to find the quotient of 2.4 ➗ 3. what is the quotient

Which ordered pairs make the inequality true? 3x – y ≤ –6 Choose all answers that are correct. (Points : 1) (–4, 2) (–1, 5) (2, –3)

how did jesus teaching differ from what the romans believed