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+ 1/4 points Previous Answers SerCP11 29.3.P.020. My N Tritium has a half-life of 12.33 years....
+-/1 points SerCP11 29.3.P.018. My Notes Ask Your Teacher A drug tagged with 23 Tc (half-life...
+-/1 points SerCP11 29.3.P.018. My Notes Ask Your Teacher A drug tagged with 23 Tc (half-life = 6.05 h) is prepared for a patient. If the original activity of the sample was 2.0x104 Bq, what is its activity (R) after it has been on the shelf for 3.0 h? Вq
Give a qualitative argument for your answer. 3. + 2/4 points Previous Answers SerPSE10 29.3.P.020. My...
Give a qualitative argument for
your answer.
3. + 2/4 points Previous Answers SerPSE10 29.3.P.020. My Notes Ask Your Teacher A packed bundle of 150 long, straight, insulated wires forms a cylinder of radius R = 0.600 cm. If each wire carries 2.40 A, (a) What is the magnitude of the magnetic force per unit length acting on a wire located 0.210 cm from the center of the bundle? N/m (b) What is the direction of the magnetic force per...
4. [2/3 Points) DETAILS PREVIOUS ANSWERS SERCP11 13.4.P.020. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A...
4. [2/3 Points) DETAILS PREVIOUS ANSWERS SERCP11 13.4.P.020. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A student stretches a spring, attaches a 1.90 kg mass to it, and releases the mass from rest on a frictionless surface. The resulting oscillation has a period of 0.650 s and an amplitude of 30.0 cm. Determine the oscillation frequency, the spring constant, and the speed of the mass when it is halfway to the equilibrium position. HINT (a) the oscillation frequency (in Hz)...
8.-12 points SerCP11 15.3.P.020 My Notes Ask Your Teacher An electron is accelerated by a constant...
8.-12 points SerCP11 15.3.P.020 My Notes Ask Your Teacher An electron is accelerated by a constant electric field of magnitude 320 N/C (a) Find the acceleration of the electron. (b) Use the equations of motion with constant acceleration to find the electron's speed after 1.20 x 10-8 s, assuming it starts from rest. m/s Need Help?Read ItWatch it
4. -/1 points SerCP11 22.3.P.020. My Notes Ask Your Teacher A laser beam is incident on...
4. -/1 points SerCP11 22.3.P.020. My Notes Ask Your Teacher A laser beam is incident on a 45° 45°-90° prism perpendicular to one of its faces, as shown in the figure below. The transmitted beam that exits the hypotenuse of the prism makes an angle of 0 = 16.8° with the direction of the incident beam. Find the index of refraction of the prism. Need Help? Read
change the answer 10. (0/5 points) DETAILS PREVIOUS ANSWERS The half-life of isotope 228 Th is...
change the answer 10. (0/5 points) DETAILS PREVIOUS ANSWERS The half-life of isotope 228 Th is 1.913 years. Calculate the activity of 7e-069 of this isotope in B and C: 90 A= 362 XBq and A ci. Find the activity of this sample after 8 years: C. Submit Answer View Previous Question Question 10 of 11 View Next Question Home My Assignments Request Extension
O1/2 points | Previous Answers SerCP11 15.2.PO08. Ask Your Teacher 4. My Notes Four point charges...
O1/2 points | Previous Answers SerCP11 15.2.PO08. Ask Your Teacher 4. My Notes Four point charges are ant the corners of a square of side a as shown n the figure helow. Determine the magnltude and directlon f the resultant electric force on q, with k, q, and a In symbollc form. (Let B 5.5g and C 7.0q. Assume that the tx axis is to the right and the ty axis is p along the page.) 11.28keg magnitude 45 counterclockwise...
Radioactive Decay - Half-life and Activity 1 Radioactive decay - Half-life Time 0 1000 21 31...
Radioactive Decay - Half-life and Activity 1 Radioactive decay - Half-life Time 0 1000 21 31 750 N 1.000.000 500,000 250,000 125,000 62,500 31.250 15.625 7813 3.506 1.953 977 51 6 500 7 BI . 101 250 125 0 tie 21.234.41516171819, 1012 Time in multiples of A radioactive sample's half-life is 30.2 years. 1 year = 365 days, 1 day = 24 hours, 1 hour - 60 minutes, 1 minute = 60 seconds (a) Find its decay constant in year...
4. 1/2 points | Previous Answers SerCP11 15.2.P.008. My Notes Ask Your Teacher Four point charges...
4. 1/2 points | Previous Answers SerCP11 15.2.P.008. My Notes Ask Your Teacher Four point charges are at the corners of a square of side a as shown in the figure below. Determine the magnitude and direction of the resultant electric force on q, with ke, q, and a in symbolic form. (Let B- 6.0q and C7.5q. Assume that the +x-axis is to the right and the +y-axis is up along the page.) physPad Symbols Relations magnitude counterclockwise from the...
0.6/1 Points] DETAILS PREVIOUS ANSWERS SERCP11 23.1.P.005. MY NOTES AS A periscope (see figure below) is...
0.6/1 Points] DETAILS PREVIOUS ANSWERS SERCP11 23.1.P.005. MY NOTES AS A periscope (see figure below) is useful for viewing objects that cannot be seen directly. It can be used in submarines and when watching golf matches or parades from behind a crowd of pec object is a distance p, from the upper mirror and the centers of the two flat mirrors are separated by a distance h. (a) What is the distance of the final image from the lower mirror...
+-/1 points SerCP11 29.3.P.018. My Notes Ask Your Teacher A drug tagged with 23 Tc (half-life = 6.05 h) is prepared for a patient. If the original activity of the sample was 2.0x104 Bq, what is its activity (R) after it has been on the shelf for 3.0 h? Вq
Give a qualitative argument for
your answer.
3. + 2/4 points Previous Answers SerPSE10 29.3.P.020. My Notes Ask Your Teacher A packed bundle of 150 long, straight, insulated wires forms a cylinder of radius R = 0.600 cm. If each wire carries 2.40 A, (a) What is the magnitude of the magnetic force per unit length acting on a wire located 0.210 cm from the center of the bundle? N/m (b) What is the direction of the magnetic force per...
4. [2/3 Points) DETAILS PREVIOUS ANSWERS SERCP11 13.4.P.020. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A student stretches a spring, attaches a 1.90 kg mass to it, and releases the mass from rest on a frictionless surface. The resulting oscillation has a period of 0.650 s and an amplitude of 30.0 cm. Determine the oscillation frequency, the spring constant, and the speed of the mass when it is halfway to the equilibrium position. HINT (a) the oscillation frequency (in Hz)...
8.-12 points SerCP11 15.3.P.020 My Notes Ask Your Teacher An electron is accelerated by a constant electric field of magnitude 320 N/C (a) Find the acceleration of the electron. (b) Use the equations of motion with constant acceleration to find the electron's speed after 1.20 x 10-8 s, assuming it starts from rest. m/s Need Help?Read ItWatch it
4. -/1 points SerCP11 22.3.P.020. My Notes Ask Your Teacher A laser beam is incident on a 45° 45°-90° prism perpendicular to one of its faces, as shown in the figure below. The transmitted beam that exits the hypotenuse of the prism makes an angle of 0 = 16.8° with the direction of the incident beam. Find the index of refraction of the prism. Need Help? Read
change the answer 10. (0/5 points) DETAILS PREVIOUS ANSWERS The half-life of isotope 228 Th is 1.913 years. Calculate the activity of 7e-069 of this isotope in B and C: 90 A= 362 XBq and A ci. Find the activity of this sample after 8 years: C. Submit Answer View Previous Question Question 10 of 11 View Next Question Home My Assignments Request Extension
O1/2 points | Previous Answers SerCP11 15.2.PO08. Ask Your Teacher 4. My Notes Four point charges are ant the corners of a square of side a as shown n the figure helow. Determine the magnltude and directlon f the resultant electric force on q, with k, q, and a In symbollc form. (Let B 5.5g and C 7.0q. Assume that the tx axis is to the right and the ty axis is p along the page.) 11.28keg magnitude 45 counterclockwise...
Radioactive Decay - Half-life and Activity 1 Radioactive decay - Half-life Time 0 1000 21 31 750 N 1.000.000 500,000 250,000 125,000 62,500 31.250 15.625 7813 3.506 1.953 977 51 6 500 7 BI . 101 250 125 0 tie 21.234.41516171819, 1012 Time in multiples of A radioactive sample's half-life is 30.2 years. 1 year = 365 days, 1 day = 24 hours, 1 hour - 60 minutes, 1 minute = 60 seconds (a) Find its decay constant in year...
4. 1/2 points | Previous Answers SerCP11 15.2.P.008. My Notes Ask Your Teacher Four point charges are at the corners of a square of side a as shown in the figure below. Determine the magnitude and direction of the resultant electric force on q, with ke, q, and a in symbolic form. (Let B- 6.0q and C7.5q. Assume that the +x-axis is to the right and the +y-axis is up along the page.) physPad Symbols Relations magnitude counterclockwise from the...
0.6/1 Points] DETAILS PREVIOUS ANSWERS SERCP11 23.1.P.005. MY NOTES AS A periscope (see figure below) is useful for viewing objects that cannot be seen directly. It can be used in submarines and when watching golf matches or parades from behind a crowd of pec object is a distance p, from the upper mirror and the centers of the two flat mirrors are separated by a distance h. (a) What is the distance of the final image from the lower mirror...
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