A heart pacemaker fires 88 times a minute, each time a 29.5 nF capacitor is charged (by a battery in series with a resistor) to 0.632 of its full voltage. What is the value of the resistance (in Ω)?

Q: 12.12 The two blocks shown are originally at rest. Neglecting the masses of the pulleys and the…

A:

Q: Two stunt drivers drive directly toward each other. At time t = 0, the two cars are a distance D…

A:

Q: Figure friction less, Males puley string a mAss MALS 2 20°

A:

Q: Determine the acceleration of the three objects which are connected by light strings. The string…

A:

Q: As you drive down the road at 18 m/s, you press on the gas pedal and speed up with a uniform…

A:

Q: Gadon leaves the top of a hill with an initial speed of 5.0 m/s. His speed at the bottom of the hill…

A: Given data as per question v  =  13m/s u   =  5m/s g  =  9.81m/s2

Q: what does an electrical charge causes particles to do.

A:

Q: Which below is the correct representation of the True North?

A:

Q: of mass m1 = 2.05 kg and a block of mass  m2 = 6.35 kg are connected by a massless string over a…

A: Givenm1=2.05 kgm2=6.35 kgR=0.25 mM=10 kgθ=30°

Q: Which of the following are one of the special rays used in ray tracing?

A: 1. When the ray passes through centre of lens then it remains undeviated. 2. Ray parallel to optic…

Q: A bob of weight W = 150N is moving with a constant velocity of 2.500m/s in a horizontal plane at the…

A:

Q: As a gasoline engine is running, an amount of gasoline containing 11,100 J of chemical potential…

A: Given Data: The input energy is: Qi=11100 J The output energy is: Qo=3700 J

Q: Use Kirchhoff's laws to determine the currents flowing in (a) the 3 N resistance, (b) the 6 N…

A:

Q: periscope

A:

Q: A long, straight wire of length 1.4m carries a current I = 3.5A. If a  magnetic field of magnitude…

A:

Q: Your car's 30.0 W headlight and 2.40 kW starter are ordinarily connected in parallel in a 12.0 V…

A:

Q: formulas used. Please write it on paper for me to understand it better.  The intensity at a point…

A:

Q: A generator is constructed by coiling wire into a circular loop of 4 turns and radius O.20 m, the…

A:

Q: When far from the Sun, a comet consists only of its     a. nucleus     b. dust tail     c. gas…

A: Dust tail and gas tail of comet is formed when comet is near the Sun because of force from Sun's…

Q: Draw and find the unknown vector(s). WRITE THE COMPLETE SOLUTIONS AND EQUATIONS. John had traveled…

A: The vector diagram is shown below.

Q: A deep-sea fisherman hooks a big fish that swims away from the boat, pulling the fishing line from…

A: Given : Initial velocity, ωo=0 Radius from axis of rotation, r = 4.50 cm = 0.045 m Angular…

Q: 4. A uniform bar has two small balls glued to its ends. The bar is 2.00 m long and has mass 4.00 kg,…

A: I=∑ mi ri2  IP=ICM+Md2 Moment of inertia for a slender rod,axis through center: I=112ML2 Moment of…

Q: Here we go again (yes, this set of questions is starting to feel like Groundhog Day). You AGAIN wake…

A:

Q: please show complete solution with given and formulas used. Please write it on paper for me to…

A:

Q: An electric turntable 0.820 m in diameter is rotating about a fixed axis with an initial angular…

A:

Q: What current, in amps, does a 234 - ohm resistance draw on 220 V?

A:

Q: OK, same sort of track, but now with d = 4.63 m. Now suppose the blocks starts on the track at x =…

A: Given x= 4.73 m d= 4.63 m To find out initial speed v

Q: If the energy received by 5 m2 area in 10 minutes is 3890KJ. Calculate the value of Solar constant ?

A: Given data :   Time   =  t   Area   =   A   Energy   =  E        To find :         Solar constant

Q: A block of wood with length = 2.5 m, width = 50 cm and height = 400 mm. The density of seawater is…

A:

Q: You have a new internship, where you are helping to design a new freight yard for the train station…

A:

Q: The resistance between terminals a and b in the figure below is 850. If the resistors labeled R have…

A:

Q: Part A Determine the magnitude of the force on an electron traveling 5.85x105 m/s horizontally to…

A:

Q: c) where the x² comes from.

A: In this, it is asking about only part (c). In case of potential energy of spring, this energy is…

Q: onsider the following scenarios. Identify the final charges on the two metal spheres after the…

A:

Q: If a bus traveling at 30 m/s is subjected to a steady deceleration of 6 m/s? . How long will it take…

A: Write the given values with the suitable variables. u=30 m/sa=-6 m/s2 Here, u is the initial speed…

Q: with d = 2.90 m. The block starts at x = 0, and is given a push to the left with an initial speed of…

A:

Q: A ball thrown vertically upward has an upward velocity of 6.48 m/s at a point 11.2 m above where it…

A:

Q: The forearm-hand complex weights 51N, and the center of mass is 0.17 m from the elbow joint. The…

A:

Q: Suppose that on earth you can throw a ball vertically upward a distance of 1.05 m. Given that the…

A:

Q: A force of 140N is applied to an object area 7m2. Calculate the pressure ?

A: Given data :   Force   =  F   Area    =   A        To find :         Pressure

Q: Match Column A with Column B. can be dented or scratched by harder samples A. Zinc selenium has a…

A: Can be dented or scratched by harder samples A. Zinc Selenium Has a refractive index of 2.4 C.…

Q: Give a situtation or application of free falling body that is used in everyday life.

A: In this problem, it is asking about the situation or application of free falling body.

Q: A rickshaw puller pulls the rickshaw by applying a force of 140 N. If the rickaw moves with constant…

A: Given data:  Force (F) = 140 N Velocity (v) = 90 km/h Required: Power (P)

Q: A 100.0 g mass falls off the table in the physics lab. You measure the table to be 94.0 cm high.…

A: Given data:  A mass falls off the table  Mass (m) = 100.0 g = 0.100 kg Vertical distance (d) = 94.0…

Q: nobhow domwoH (3 1. Consider a constant force F of magnitude 10N acting over a displacement of…

A:

Q: What is the wavelength of an unidentified wave that has a ve speed of 50 m/s and a frequency of 15…

A:

Q: For the circuits shownin Figure below, the resistors represent the internal resistane batteries.…

A: (i) Given:

Q: Q2) The position of a particle along a straight line is given by s = (1.5t - 13.5t + 22.5t) ft,…

A:

Q: THIS time, though, there is a window in the floor, and you can see that you re in a rocket which has…

A: Here acceleration of ball with respect to alien world is euqal to accelaration of rocket plus…

Q: 12.10 The acceleration of a package sliding at point A is 3 m/s". Assuming that the coefficient of…

A: