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PHY 245 . HW 11 roblem 36.10 You are standing at a = 9.0km and your...
You are standing at x=8.0km and your assistant is standing at x=5.0km. Lightning bolt 1 strikes...
You are standing at x=8.0km and
your assistant is standing at x=5.0km. Lightning bolt 1 strikes at
x=0km and lightning bolt 2 strikes at x=12.0km. You see the flash
from bolt 2 at t=12μs and the flash from bolt 1 at t=60μs.
According to your assistant, were the lightning strikes simultaneous? You are standing at z 8.0km and your assistant is standing at5.0km. Lightning bolt 1 strikes at 0 km and lightning bolt 2 strikes at T 12.0km. You see...
Please answer the following question with explanation. Thank you! You are standing at x=9.0km and your...
Please answer the following question with explanation. Thank you! You are standing at x=9.0km and your assistant is standing at x=2.0km. Lightning bolt 1 strikes at x=0km and lightning bolt 2 strikes at x=14.0km. You see the flash from bolt 2 at t=10μs and the flash from bolt 1 at t=51μs. A)According to your assistant, were the lightning strikes simultaneous? B)If not, what was the time difference between the two?
roblem 2.16 Review Part A You jog at 95 km/h for 6.0 km, then you jump...
roblem 2.16 Review Part A You jog at 95 km/h for 6.0 km, then you jump into a car and drive an addtional 19 km With whast average speod must you drive your car t your average speed for the entire 25 km is to be 25s km/h? Express your answer using two significant figures. km/h Submit X Incorrect: Try Again; 2 attempts remaining Provide Feedback
if you could help with these please h 13 HW due oblem 13.23 12.15 m of...
if you could help with these please
h 13 HW due oblem 13.23 12.15 m of a gas initially at STP is placed under a pressure of 2.68 atm , the temperature of the gas rises to 32.1 °C. Part A What is the volume? HÅ ? X.10 V Value Units Submit Previous Answers Request Answer X Incorrect; Try Again; 2 attempts remaining Ch 14 HW due roblem 14.19 2017 The 1.30 kg head of a hammer has a speed...
PHYS-221-SPRING2019 Hi, Katiev Sign Out Hel se Home Ch 21 HW roblem 21.72 Constants | Periodic...
PHYS-221-SPRING2019 Hi, Katiev Sign Out Hel se Home Ch 21 HW roblem 21.72 Constants | Periodic Table Part A The electric field near the Earth's surface has magnitude of about 150 N/C. What is the acceleration experienced by an electron near the surface of the Earth? Express your answer to two significant figures and include the appropriate units. Assume that the positive axis is directed upward. adectron-2.6x1013 Previous Answers Correct ▼ Part B What about a proton? -57 PMM Ch...
PHY 4A SPRING 2019 <Ch 11 Impulse and Momentum Problem 11.39 < 160126 > Rewew Part...
PHY 4A SPRING 2019 <Ch 11 Impulse and Momentum Problem 11.39 < 160126 > Rewew Part A A 60 g tennis ball with an nitial speed of 26 m/s hits a wal and igure(Figure 1) shows the torce of the wall on the bal during the What is the value of Fsx, the maimum value of the contact force dunng the colision? Express your answer to two significant figures and include the appropriate units s with the same speed The...
2019-fall-PHYS-201-012 HW-34 ch-12 Problem 12.55 A projectile is launched vertically from the surface of the Moon...
2019-fall-PHYS-201-012 HW-34 ch-12 Problem 12.55 A projectile is launched vertically from the surface of the Moon with an initial speed of 1160 m/s. Part A At what altitude is the projectile's speed one-half its initial value? Express your answer using two significant figures. Π ΑΣφ h310 km Submit Previous Answers Request Answer x Incorrect; Try Again; 8 attempts remaining Provide Feedback
Need help with part b and c roblem 14.45 Constants I Periodic Table Part A A...
Need help with part b and c
roblem 14.45 Constants I Periodic Table Part A A 210 g block hangs from a spring with spring constant 6.0 N/m. Att0 s the block is 15 cm below the equilibrium point and moving upward with a speed of 134 cm/s What is the block's oscillation frequency? Express your answer to two significant figures and include the appropriate units. f 0.85 Hz Previous Answers Correct Part B What is the block's distance from...
Hi please help me do this problem and show your work. Thank you! Problem 21.79 <...
Hi please help me do this problem and show your work. Thank
you!
Problem 21.79 < 2 of 3 II Review A flash unit for a camera has a capacitance of 1800 uF Part A What resistance is needed in this RC circuit if the flash is to charge to 90% of its full charge in 21 s? Express your answer using two significant figures. ΑΣΦ ? R = 544 k12 Submit Previous Answers Request Answer X Incorrect; Try Again;...
a vertical solid <Ch 11 HW Exercise 11.30 A vertical solid steel post of diameter d...
a vertical solid
<Ch 11 HW Exercise 11.30 A vertical solid steel post of diameter d = 26 cm and length L=2.90 m is required to support a load of mass m = 7500 kg You can ignore the weight of the post Take free fall acceleration to be g = 9.8m/s Part B What is the st Express you Submit X ir 2.90 gnore Part A What is the stress in the post? Express your answer using two significant...
You are standing at x=8.0km and
your assistant is standing at x=5.0km. Lightning bolt 1 strikes at
x=0km and lightning bolt 2 strikes at x=12.0km. You see the flash
from bolt 2 at t=12μs and the flash from bolt 1 at t=60μs.
According to your assistant, were the lightning strikes simultaneous? You are standing at z 8.0km and your assistant is standing at5.0km. Lightning bolt 1 strikes at 0 km and lightning bolt 2 strikes at T 12.0km. You see...
roblem 2.16 Review Part A You jog at 95 km/h for 6.0 km, then you jump into a car and drive an addtional 19 km With whast average speod must you drive your car t your average speed for the entire 25 km is to be 25s km/h? Express your answer using two significant figures. km/h Submit X Incorrect: Try Again; 2 attempts remaining Provide Feedback
if you could help with these please
h 13 HW due oblem 13.23 12.15 m of a gas initially at STP is placed under a pressure of 2.68 atm , the temperature of the gas rises to 32.1 °C. Part A What is the volume? HÅ ? X.10 V Value Units Submit Previous Answers Request Answer X Incorrect; Try Again; 2 attempts remaining Ch 14 HW due roblem 14.19 2017 The 1.30 kg head of a hammer has a speed...
PHYS-221-SPRING2019 Hi, Katiev Sign Out Hel se Home Ch 21 HW roblem 21.72 Constants | Periodic Table Part A The electric field near the Earth's surface has magnitude of about 150 N/C. What is the acceleration experienced by an electron near the surface of the Earth? Express your answer to two significant figures and include the appropriate units. Assume that the positive axis is directed upward. adectron-2.6x1013 Previous Answers Correct ▼ Part B What about a proton? -57 PMM Ch...
PHY 4A SPRING 2019 <Ch 11 Impulse and Momentum Problem 11.39 < 160126 > Rewew Part A A 60 g tennis ball with an nitial speed of 26 m/s hits a wal and igure(Figure 1) shows the torce of the wall on the bal during the What is the value of Fsx, the maimum value of the contact force dunng the colision? Express your answer to two significant figures and include the appropriate units s with the same speed The...
2019-fall-PHYS-201-012 HW-34 ch-12 Problem 12.55 A projectile is launched vertically from the surface of the Moon with an initial speed of 1160 m/s. Part A At what altitude is the projectile's speed one-half its initial value? Express your answer using two significant figures. Π ΑΣφ h310 km Submit Previous Answers Request Answer x Incorrect; Try Again; 8 attempts remaining Provide Feedback
Need help with part b and c
roblem 14.45 Constants I Periodic Table Part A A 210 g block hangs from a spring with spring constant 6.0 N/m. Att0 s the block is 15 cm below the equilibrium point and moving upward with a speed of 134 cm/s What is the block's oscillation frequency? Express your answer to two significant figures and include the appropriate units. f 0.85 Hz Previous Answers Correct Part B What is the block's distance from...
Hi please help me do this problem and show your work. Thank
you!
Problem 21.79 < 2 of 3 II Review A flash unit for a camera has a capacitance of 1800 uF Part A What resistance is needed in this RC circuit if the flash is to charge to 90% of its full charge in 21 s? Express your answer using two significant figures. ΑΣΦ ? R = 544 k12 Submit Previous Answers Request Answer X Incorrect; Try Again;...
a vertical solid
<Ch 11 HW Exercise 11.30 A vertical solid steel post of diameter d = 26 cm and length L=2.90 m is required to support a load of mass m = 7500 kg You can ignore the weight of the post Take free fall acceleration to be g = 9.8m/s Part B What is the st Express you Submit X ir 2.90 gnore Part A What is the stress in the post? Express your answer using two significant...
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