## Question

###### Problem 2 Find the contracted length of an 50 meter spaceship travelling at 90 percent the...

Problem 2 Find the contracted length of an 50 meter spaceship travelling at 90 percent the speed of light. b) If a 2 minute long song is played on this spaceship, how long is the song observed to be by a stationary listener?

## Answers

Lo 5m, V0.9C L Lo -vc = 51-(0.9) L = 2.18 m 2 Tra z4.58 Nors Te 2 mint T 3 Ji-Vic 0.81 2 T24.58 mints

#### Similar Solved Questions

1 answers

##### If you had paper clips, rubber bands, wood chip, straight pins, strips of aluminum foil, and glass beads

if you had paper clips, rubber bands, wood chip, straight pins, strips of aluminum foil, and glass beads. using a property of matter classify thesse objects in a table...

1 answers

##### Change each repeating decimal to fraction form

Change each repeating decimal to fraction form.0.1515 . . .5.246246 . . .,0.21313 . . .,3.98777 . . ....

1 answers

##### The sum of two numbers is 50

4. The sum of two numbers is 50. If twice the larger is subtracted from 4 times the smaller the result is 8. Find the numbersis it this x+x(2x-4=8)=50...

1 answers

##### Hubrey Home Inc. is considering a new three-year expansion project that requires an initial fixed asset...

Hubrey Home Inc. is considering a new three-year expansion project that requires an initial fixed asset investment of $3.6 million. The fixed asset falls into Class 10 for tax purposes (CCA rate of 30% per year), and at the end of the three years can be sold for a salvage value equal to its UCC. The...

1 answers

##### Problem 3.3A Using T accounts to record transactions involving revenues and expenses. LO 3-2, 3-4 The...

Problem 3.3A Using T accounts to record transactions involving revenues and expenses. LO 3-2, 3-4 The following occurred during June at Hicks Family Counseling. Post the following transactions into the appropriate Taccounts. Transactions: 1. Purchased office supplies for $6,000 in cash. 2. Delivered...

1 answers

##### N y u MUCOLUNS I Deude controversy 5 - MICH... 5 s Question 10 4 pts...

n y u MUCOLUNS I Deude controversy 5 - MICH... 5 s Question 10 4 pts Porter Memorial Hospital is considering two proposed capital investments, Project X and Project Y. Please see the data for the two projects in the attached Excel sheet and answer the following questions. Show your work in Excel. a)...

1 answers

##### True / false just need to answer True or False! Uvw, uns 1055 WILL - wwuuuuUIC....

true / false just need to answer True or False! Uvw, uns 1055 WILL - wwuuuuUIC. - 10. A C corporation generally can be incorporated tax-free under Sec. 351 regardless of boot paid by transferors. - 11. A change of tax accounting method from an incorrect method does not require permission of the...

1 answers

##### Exercise 4-9 (Static) Record transactions and adjustments LO 2, 6,7 ook Record the effect, If any...

Exercise 4-9 (Static) Record transactions and adjustments LO 2, 6,7 ook Record the effect, If any of the transaction entry or adjusting entry on the appropriate balance sheet category or on the income statement by entering the account name and amount and indicating whether it is an addition (+) or s...

1 answers

##### When a 9.55 g sample of solid NaOH dissolves in 100.0 g of water in a...

When a 9.55 g sample of solid NaOH dissolves in 100.0 g of water in a coffee-cup calorimeter, the temperature rises from 23.6C to 47 for the solution process. (Assume that the specific heat of the solution is the same as that of pure water.) . .4 °C. Calculate AH (in kJ/mol NaOH)...

1 answers

##### Please explain and show the process. ROBLEMS Calculate the oxidation state of the metal in each...

Please explain and show the process. ROBLEMS Calculate the oxidation state of the metal in each of the following complexes, Pd(PPhy), (C) Cp Fe O=Mn-o- tetrakis(triphenylphosphine)palladium ferrocene permanganate...

1 answers

##### 6. How many unpaired electrons does an atom of phosphorous have in its ground state? (3)...

6. How many unpaired electrons does an atom of phosphorous have in its ground state? (3) 3 (4)5 (1) 1 (2) 2 7. A possible set of quantum numbers for the last electron added to complete an atom of silicon (Si) in its ground state is m eo m, A. 4 0 +% -% В. 3 0 +1 C. 4 1 -1 +% D. 3 1 +1 -% (1) A...

1 answers

##### In the experiment on the synthesis of mercury tetrathiocyanatocobaltate (II): 1. draw the dn- orbital spliting...

In the experiment on the synthesis of mercury tetrathiocyanatocobaltate (II): 1. draw the dn- orbital spliting diagram 2. calculate the spin-only magnetic moment for the complex after determining the number of unpaired electrons for the complex. 3. Draw the Lewis structure for NCS- . and discuss wit...

1 answers

##### (b) Describe in your own words, what each of the terms in the acceleration equation represents...

(b) Describe in your own words, what each of the terms in the acceleration equation represents (give and example of each): диди - +и + va + (Әt "дходу = pa, (1)...

1 answers

##### Will a penny be slightly more massive if it has a negative or a positive net...

Will a penny be slightly more massive if it has a negative or a positive net charge? (Think very small!!) (a) It will be just as massive either way. (b) More massive if negative. (c) More massive if positive. A charged conducting object is brought close to a neutral insulating object. Which of the f...

1 answers

##### To move a large crate across a rough floor, you push on it with a force...

To move a large crate across a rough floor, you push on it with a force F at an angle of 21 ∘ below the horizontal, as shown in the figure.(Figure 1) Part A Find the acceleration of the crate if the applied force is 380 N , the mass of the crate is 32 kgand the coefficient of kinetic frictio...

1 answers

##### You are doing a chi- square test for independence and find a significant result. What can conclude? A The null hypothesis is correct and there is no difference in the proportion of count in your singl...

You are doing a chi- square test for independence and find a significant result. What can conclude? A The null hypothesis is correct and there is no difference in the proportion of count in your single row. B . The null hypothesis is incorrect and there is probably a relationship between the two var...

1 answers

##### Number Theory

Prove that the system of linear congruences inone variable given by x ≡ b1 modm1x ≡ b2 mod m2 is solvable if and only if (m1, m2) | b1 – b2.In this case, prove that the solution is uniquemodulo[m1,m2]....