The battery for a certain cell phone is rated at 3.70 V. According to the manufacturer it can produce 2.85x104 J of electrical energy, enough for 6.00 h of operation, before needing to be recharged. Part A For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Light bulb resistance. Find the average current that this cell phone draws when turned on. Express your answer with the appropriate units. HA ? I = Value Units

Q: 5. In a 580 m stretch of a river, the speed of the current is a steady 5.0 m/s [E]. Hov long does it…

A: Given data in question.  Length of river stretch =580 m Speed of current =5.0 m/s Speed of boat =7.5…

Q: Read the Vernier Caliper. Show work. It is in inches.

A: Given:

Q: Q3) A child rolls a ball of mass 0.025 kg (A) along a table at a speed of 2.3 m/s to collide head-on…

A:

Q: Which of the following is correct? None of the listed choices are correct. Radio waves have higher…

A: Gamma rays have higher frequency than infrared waves.

Q: 3. A child goes down a playground slide with an acceleration a. Find the coefficient of kinetic…

A:

Q: 2 An airplane travelling horizontally at 140 m/s drops an aid package. It takes 9.50 sec. for the…

A: Given data *The initial horizontal speed of the airplane is ux = 140 m/s *The given time is t = 9.50…

Q: 7. How many miles are there in 3.8 x 1012 kilometers?

A:

Q: At he center of the rope, a 7.9-kg ball is hung as shown. What is the tension in the rope if the…

A:

Q: 7.) An 87-g box is attached to a spring with a force constant of 82 N/m. The spring is compressed 11…

A: The mass of the box: m=87 g=0.087 kg The force constant of the spring: k=82 N/m The initial…

Q: 4. Eddy throws a little sand bag so that it lands on the top of a vertical post that is 4 m high.…

A:

Q: Two satellites, A and B, are in different circular orbits about the earth. The orbital speed of…

A:

Q: In this problem we are going to analyze the ballistic pendulum. The process is as follows: a bullet…

A: We know that the momentum is conserved when there is no net external force acts on the system.  From…

Q: Example 9: For the circuit shown find Vab. Solution; 1Ω V 1Ω 4Ω 2V 2V 4 V 1Ω 0 1Ω

A:

Q: n asteroid has asteroid has a long axis of long axis of 77

A: Length of long axis, Speed , v = 0.250 c

Q: An electron with a mass of 9.11 x 10-³¹ kg is accelerated by a particle accelerator to a speed of…

A: Write the expression for the relativistic mass.

Q: 12. A 2 kg block has an apparent weight of 16 N when weighed under water. a. Draw a diagram showing…

A: As the block is immersed in water, the water exerts a buoyant force on the block, which acts…

Q: (1) A student claims that capacitors in parallel combinations have greater equivalent capacitance…

A: A student claims that capacitors in parallel combinations have greater equivalent capacitance…

Q: 7. A tennis ball (hollow sphere)is released from rest at h = 3R, where R = 1.0 m is the radius of…

A: Given, Initial height,h=3R=3(1)=3 m Height of point P,H=R=1 m Mass of ball, m=1 kg

Q: Observer 1 is standing on the earth and measures how long it takes a ship to travel from Earth to…

A: Time measure by an  Observer 1 is standing on the earth  = t1 Time measure by an observer 2 is…

Q: lqib sd t NASA While on a spacewalk mission after you graduate from UCCS, you realize that your…

A: The conservation of momentum is the total momentum before the system ; that is hammer and person…

Q: 007 10.0 points A 0.280 kg block on a vertical spring with a spring constant of 4.97 × 103 downward,…

A:

Q: 2. π The circular arc shown below has a radius R and extends from- -to The arc carries a 3…

A: Here in this question, we will consider an elementary arc length (dl), and then we can find the…

Q: Moses wanders through the wilderness, starting at the position 10 m [E]. (1) On the v-t graph,…

A:

Q: 7. A bullet (100g) is fired at a velocity of 200 m/s and it then collides with a stationary block…

A:

Q: 8. How many hours are there in 4.7 x 105 seconds?

A:

Q: Two charges separated by 3 meters exert 18-N forces on each other. If the charges are pushed to…

A:

Q: times that of 1. Find the distances (a) a and (b) b that locate the axis. 3.

A:

Q: A skier weighing 300 N (Fg = 300 N) has just begun descending a 20° slope. The coefficient of…

A:

Q: 4. A neutron has a rest mass of 1.68 x 10-27 kg. How much kinetic energy would it possess if it was…

A: The rest mass, The relative velocity of the neutron,

Q: 2. To move a large crate of mass 32.0 kg across a rough floor, with coefficient of kinetic friction…

A:

Q: Q a dQ ds x dE, dE a dE X

A:

Q: A plane travels a distance of 500 Km [E 20° N] from Toronto to Montreal and then another 100 Km [W…

A:

Q: 8.) A billiard ball of mass m₂ = 0.400 kg moving with a speed v₁ = 1.80 m/s [E] strikes a second…

A: See below