Two 50g ice cubes are dropped into 200g of water in a thermally insulated container. The water is initially at 25°C, and the ice comes directly from a freeze at -15°C, what is the final temperature of the drink when the drink reached thermal equilibrium? (Cice=2100 J/kg-C; Lv=334,000 J/kg; Cwater=4184 Jikg-C)

Q: The material that holds the world record for being the least dense solid is silica aerogel, with a…

A:

Q: Inclined to Work.. A 2.0 [kg] Box slides 4.0 [m] down a rough inclined plane at an angle 35° with…

A:

Q: Sound waves travel at roughly 340 m/s at room temperature. The minimum hearing range of a human is…

A:

Q: What velocity in m/s did the airplane take off from a landing field that has run 500m if it starts…

A: Write the given values with the suitable variables. s=500 mu=0 m/st=30 s Here, s, u, and t are the…

Q: a single-slit experiment, light is passed through the slits, A, B, C which arevaried such that…

A: Narrow slit will have wide spreading of light.  slit A=1.5λ,slit B=2λ and slit C=6/5λ so we can see…

Q: The New Horizons spacecraft, launched in 2006, spent 9.5 yr on its journey to Pluto. The spacecraft…

A:

Q: A 2-kg block is pulled by a constant horizontal force of 10 N. If the coefficient of friction…

A:

Q: Is says incorrect it actinf for rocket acceleration using coordinates system where up is postive

A:

Q: Example: A proton is released from rest at the positive plate of a capacitor. What is the proton's…

A:

Q: estion 4 Bola-Bola. A 2.0 [kg] ball is kicked with an initial velocity of 5.0 [m/s] and lands at…

A:

Q: What is: a) Reflection b) Refraction c) Diffraction d) Angle of incidence e) Angle of refraction f)…

A: a) It is the bouncing back of light from a smooth surface when the ray of light is striking on the…

Q: Two different gases can have the same emission spectrum. O True False

A: False,  Each line in the spectra corresponds to a specific wavelength and it is unique to a given…

Q: 1. The 8ft rod slides down the plane shown with v₁- 12 ft/sec to the left and aA-15 ft/sec² to the…

A: Given: velocity: 12 ft/sec Acceleration: 15ft/sec Relation between angular parameter and linear…

Q: When a catcher in a baseball game catches a fast ball, he does not hold his arms rigid, but relaxes…

A: Given:-  When a catcher in a baseball game catches a fastball, he does not hold his arms rigid but…

Q: 5 Hala nahulog!! Consider an object that can roll with moment of inertia I = mr² resting on top of a…

A:

Q: ball? OA Real and upright. OB. Real and inverted. OC. Virtual and upright. OD. Virtual and inverted…

A:

Q: Converging Lenses Case 1: Object is at 2F' Case 2: Object is beyond 2F' 2F 2F F L F 2F 2F

A:

Q: Draw a free-body diagram  1. A proton in a particle accelerator has a speed of 5.0x10^6m/s. The…

A:

Q: The voltage source in the Figure has an output of A Vrms = 85 V at an angular frequency of w = 1100…

A: Write the expression for the impedance and substitute the required values.

Q: A circular coil (720 turns, radius = 0.084 m) is rotating in a uniform magnetic field. At t=0 s, the…

A: Write the expression for the induced emf. Here, N is the number of turns, B is the magnetic field,…

Q: Two ships A and B leave the same port at 3:00 p.m. Ship takes a course N 43°43'W at 30 km per hour…

A: Let the port be denoted by O The two ships make a right angle triangle OBA. Angle between OB and OA…

Q: Answer the following questions briefly. Use illustrations, drawings or pictures to justify your…

A: When the electrons move from the cathode to the anode, they increase the chemical potential energy,…

Q: Draw a simple diagram using lines and arrows to show the refraction pattern that caused the bobble…

A: Here Bubble head behave as convex lens Consider object is at 2f

Q: A particle moving in the x-y plane has a velocity at time t = 5.25 s given by (3.9i+ 6.0j) m/s, and…

A: Write the given values with the suitable variables. t1=5.25 su=3.9i+6j m/st2=5.34 sv=4.05i+6.13j m/s…

Q: Current Attempt in Progress A tank circuit in a radio transmitter is a series RCL circuit connected…

A:

Q: 4. A 40N floodlight in a park is supported at the end of a horizontal beam of negligible mass that…

A: Draw the free-body diagram of the system.

Q: An electromagnetic wave has a magnetic field strength of 5.00 x 10-4 T. Determine the electric field…

A:

Q: Compared to the length observed by a stationary observer, relativistic length or the length observed…

A:

Q: Question 11 Tank build bro! Shown is a pressurized water tank. What is the speed of the water…

A: Write the given values with the suitable variables. AA=2.75ABPA=3PBρ=997 kg/m3 Here, A and P are the…

Q: If the body is under uniformly accelerated motion, which of the following is constant?   Speed…

A: Say we have a body which has an uniform acceleration a. We know that acceleration of a body is given…

Q: Draw a simple diagram using lines and arrows that shows the refraction pattern that caused the dime…

A:

Q: Mass spectrometric analysis of potassium and argon atoms in a Moon rock sample shows that the ratio…

A: In this question we have to find the age of the rock in years. Please give positive feedback if the…

Q: 1. Find the current IA, IB, IL. A 24√ IL 0.452 M H I₁ 0.80 B E IL 0.45 Is €265

A:

Q: Slipping with my husband. Two boxes of masses m₁ = 56.0 [g] and m₂ = 5m₁ are connected by a…

A:

Q: A square slab of a concreate road with thickness of 0.2m and 1.0m long experiences shear strain…

A: We have a square slab of thickness x=0.2 m and length y=1 m which is displaced by a distance…

Q: The y-component of the force F which a person exerts on the handle of the box wrench is known to be…

A: Given data as per question y component of force = 88lb

Q: Consider an unpolarized light with intensity Io = 16 incident on a pair of polarizers. The first…

A: Concept

Q: object is placed 10 cm away from the surface of a concave mirror with f= 4. What are the acteristics…

A:

Q: 1. An atom emits a photon when one of its electrons a. collides with another of its electrons b. is…

A:

Q: Non-Uniform Line -- Suppose that the charged line in figure 6.20 is non-uniformly charged such that…

A: Electric field due to non-linear charge is calculated by E=∫kdqx2 Where, dq is the charge of the…

Q: If the period of a wave is 12.4 s, what is its frequency (in Hz)?

A:

Q: The Q factor of a resonant ac circuit (Section 21–15) can be defined as the ratio of the voltage…

A: Given:-  The resonant frequency is f0 = 1.0 MHz. The capacitance is C= 0.010 μF The Q-factor is 650.…

Q: t. 1 f || 1 1 +— Si Vf - Vo t So u. a = v. F = k I m₂ m₂ 2 r , S; = , Vf= ,m₂ =

A:

Q: A square wire loop of 19 cm side and resistance 12 is in the middle of a magnetic field with outward…

A: Given: The length of the squre loop is 19 cm = 0.19 m. The resistance of the loop is 12 Ohm. The…

Q: 130 lb person sitting in a 150 lb iceboat fires a gun, discharging a 2 oz bullet horizontally. If…

A:

Q: 2.) Is the total concentration of current carriers (free electrons and holes) in a semicon- ductor…

A:

Q: Dipole Potential Energy -- What is the minimum potential energy (in Joules) of a q=1.00E-9C dipole…

A: q = 10-9C s = 10-3m E = 105 N/C Minimum dipole potential energy is given by, U =…

Q: Determine the gravitational force of attraction between the Earth and Jupiter given the mass of the…

A: Formula

Q: In addition to the formation of shadows and eclipses,  what other phenomena prove the rectilinear…

A: Formation of shadows is due to phenomena of rectilinear propagation of light . Shadows are created…

Q: A frog is trying to cross a river. It swims at 3 m/s in a northerly direction towards the opposite…

A: Motion perpendicular are independent of each other. Motion can be uniform or accelerated. Motion is…

Calorimetry

Measuring the heat transferred during chemical reactions or other physical processes is known as calorimetry. It comes under the branch of thermochemistry.