At what time did your brother actually make this silly face

Reference no: EM13238504

Imagine that you send out a light flash at t=6.0 s as registered by your clock, and you receive a return reflection showing your kid brother making a silly face at t=12.0 s as registered by your clock.

(a) At what time did your brother actually make this silly face?

How far is your brother away from you? Express in

(b) seconds and

Reference no: EM13238504

Questions Cloud

What force did he produce on the ball : The fastest pitched baseball was measured at 46 m/s, what force did he produce on the ball during this record-setting pitch

What will be the rate of return earned by firms in industry : There are 300 purely competitive farms in the local dairy market. Of the 300 dairy farms, 298 have a cost structure that generates profits of $24 for every $300 invested. What is their percentage rate of return

The several landfill alternatives and which are preventative : Of the several landfill alternatives, which are preventative? Which take up the least space? Explain

Is the industry in long-run competitive equilibrium : Assume that in a different competitive industry, there are 8 firms, each with a marginal cost equal to MC = 20-10q +q^2 Average cost is minimized at q = 10 and AVC is minimized at q = 8 for each of these firms. Demand for the product is P = 100-QD

At what time did your brother actually make this silly face : Imagine that you send out a light flash at t=6.0 s as registered by your clock, At what time did your brother actually make this silly face and How far is your brother away from you

What will be the cost to the government of the plan : A city is concerned about rising rent for low-income households. Several policies being considered. Suppose there are a large number of construction companies, each with the identical cost function for building low-cost houses

Find the potential difference across second capacitor : Two capacitors, C1 = 4.0mF and C2 = 9.0mF , are in series, Find the potential difference across second capacitor and Find the charge stored on the second capacitor

What is minimum price at which firms will continue operating : Assume that there are a large number of identical firms in a competitive industry, each with the cost function: TC = 25+4q+q2 a. What is the minimum price at which firms will continue operating in the short run In the long run

What is the velocity of the object : A 50.0-g object is attached to a horizontal spring, What is the velocity of the object when it is halfway to the equilibrium position if the surface is frictionless

User Account

All Pages