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hi just give me the answer. Q?) Help I Review | Constants v PartA V What is the magnification of an astronomical telescope whose objective

hi just give me the answer.

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Q?) Help I Review | Constants v PartA V What is the magnification of an astronomical telescope whose objective lens has a focal length of 78 cm and whose eyepiece has a focal length of 2.3 cm ? Follow the sign conventions. Express your answer using two significant figures. M: -33.9 X Previous Answers V Correct 7 PartB What is the overall length of the telescope when adjusted for a relaxed eye? Express your answer to two significant figures and include the appropriate units. (Problems from Chapter 25 Problem 25.35 I Review I Constants v PartA At what angle will 490-nm light produce a second-order maximum when falling on a grating whose slits are 1.05x10'3 cm apart? Express your answer using three significant figures. Flea uest Answer (? Help A star is 30.6 light-years from Earth. 7 PartA How long would it take a spacecraft traveling 0.950c to reach that star as measured by observer on Earth? Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Q?) Help m Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining v PartB How long would it take a spacecraft traveling 0.950c to reach that star as measured by observer on the spacecraft? m Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining '7; __________ v PartA Calculate the kinetic energy of a proton traveling 2.09x103 m/ S . Express your answer with the appropriate units. M Previous Answers Quest Answer v PartB Calculate the momentum of a proton traveling 2.09x108 m/s . Express your answer with the appropriate units. (Problems from Chapter 26 Problem 26.48 I Fteview l Constants v PartA What is the longest wavelength of light that will emit electrons from a metal whose work function is 2.30 eV ? Express your answer to three significant figures and include the appropriate units. m Previous Answers Request

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