Liquid nitrogen has a boiling point of – 195.81°C at atmospheric pressure. Express this temperature (a) In degrees Fahrenheit and (b) In kelvins.
Q: Please explain
A: Analyze the figure. The expression for the magnetic field of a long straight wire is written as, H...
Q: Q8: Two packages at UPS start sliding down the 20 degree ramp shown in Figure. Package A has a mass ...
A: Given data mA=5 kgmB=10 kgθ=200μA=0.2μB=0.15
Q: Carbon Dating The age of an ancient artifact can be deter- mined by the amount of radioactive carbon...
A: The artifact's age A is given by, A=-8267lnDD0 ...... (1) Since the amount ...
Q: To protect their young in the nest, peregrine falcons will fly into birds of prey (such as ravens) a...
A: Given quantities: mass of falcon(m1)=585 g velocity of falcon(V1)=23 m/s mass of raven(m2)=1.40 Kg v...
Q: Identify the action-reaction pairs in the following situations:a) Two repelling magnets, b) Stepping...
A: Since there are multiple sub-parts posted, we will answer the first three sub-parts for you. If you ...
Q: A rope of tension 1T applies a force at radius 2R on the spool. It is located at 6 o'clock and pulls...
A: The resulting torque of the spool is, τ=r×F=2Ri×1Tj=2RTk The radial vector is taken 2R from the cent...
Q: Decide how the objects in the following table would be listed, if they were listed in order of incre...
A: Given information: A car with mass m1=1100 kg is having a velocity, v1=28 km/h=28×1000 m3600 s=7.78 ...
Q: The drawing shows a sulfur dioxide molecule. It consists of two oxygen atoms and a sulfur atom. A su...
A:
Q: A block of mass m = 3.5 kg is attached to a spring with spring constant k = 730 N/m. It is initially...
A: In this case, the total mechanical energy of the block is equal to the sum of the work done by the f...
Q: Determine the amplitude of the resultant wave when the two electric fields interface .the intensity ...
A: The amplitude of the electric field is as follows: E=2Icε0 ...
Q: What is the full electron configuration in the groundstate for elements with Z equal to (a) 26, (b) ...
A: Electronic configuration
Q: An 8.0-cm-long spring is attached to the ceiling. When a 2.3 kg mass is hung from it, the spring str...
A: The mass of the object, m=2.3 kg The weight of the object attached to the spring, F=mg=2.3 kg9.8 m...
Q: A person wearing roller skates is standing in front of a wall. Assume that the wheels on the skates ...
A: Given : u = 0 m/s v = 0.73 m/s d = 2.9 m To determine is energy is constant (conserved) o...
Q: A car’s bumper is designed to withstand a 4.0-km/h (1.1-m/s) collision with an immovable object with...
A:
Q: The two ropes seen in the figure (Figure 1) are used to lower a 255 kg piano 5.00 m from a second-st...
A:
Q: A mechanic uses an ideal pulley system such as the one shown in the figure below to support a car en...
A: The free-body diagram of the lower pulley is shown below. Here, m denotes the engine’s mass and g d...
Q: consider a simple transformer that has a 100 turn primary coil and a 1000 turn secondary coil. The ...
A: Given: Number of turns in the primary Np= 100 Number of turns in the secondary Ns = 1000...
Q: True or False. The acceleration of a ball as it rolls down a ramp is 4 m/s2. The ball is referred to...
A: Apply the kinematics formula, s=ut+12at2 Given : Acceleration a=4 m/s2 Time t=2 s
Q: Given the following data for a fire extinguisher-toy wagon rocket experiment, calculate the average ...
A: Given values: Initial velocity, v0=0 m/s Final velocity, vf=10.0 m/s Initial mass, m0=77.5 kg Final ...
Q: Explain briefly what is difference in chemical energy and nuclear energy?
A: To explain:- Chemical Energy Bonds are related in the chemical field. The energy is stored in the bo...
Q: Two charges, q1 = 6.9 µC and q2 = 3.1 µC are placed symmetrically along the x-axis at =±9.78 m. Cons...
A: The expression for the total work done in moving the charge q3 form one place to another is written...
Q: Sam has a mass of 116kg, he attempts to see how high he can jump by performing a standing high jump....
A:
Q: A football punter accelerates a football from rest to a speed of 15 m/s during the time in which his...
A: the average force is, Fav=mv-ut
Q: a ball of mass m sits at the coordinate origin when it explodes into two pieces that shoot along the...
A:
Q: The middle C on a piano has a frequency of 262 Hz. The E above has a frequency of 330 Hz, and the G ...
A: (c) The middle C frequency is defined as 262 Hz, E above frequency be defined as 330 Hz, and the G a...
Q: At room temperature, an oxygen molecule with mass of 5.31x10^-26 kg typically has a kinetic energy o...
A: Given Data: The mass of the oxygen molecule is, m=5.31 x 10-26 kg. The kinetic energy of the oxygen...
Q: P2-3. Sketch the following forces on the x, y, z coordinate axes. Show a, B, y. F={-40i – 80j + 60k}...
A: Given Sketch the following forces on the x, y, z coordinate axes. Show α,β,γ. F={-40i – 80j +60k} kN...
Q: A battery-driven Percy engine goes around a track (radius 27 cm) in 67 seconds. What is its angular ...
A: Given: The radius is R=27 cm. The time taken by engine is t=67 s. (a) The expression to calculat...
Q: please explain how todo this
A: The distance from the point P to each charge is 2 m say r. The potential is a scalar quantity. the n...
Q: How much energy, in J, is stored in a 20 micro-Farad Capacitor connected to a 120 V voltage source?
A:
Q: If the cart moves too fast over this hill, it will be launched into the air! Of course, we do not wa...
A: Analyze the following diagram. Let the vertically downward direction is the motion’s positive direc...
Q: Steve has done a work of 3270J on the stalled car as he pushes it a distance of 18m. The car also ha...
A: The work done by Steve is, The distance traveled by the stalled car is, The direction of the appli...
Q: The figure below shows a bird feeder that weighs 167.9 N. The feeder is supported by a vertical stri...
A: Free body diagram of above condition - Given value - Weight of the bird feeder (X) = 167.9 N Th...
Q: A bullet is accelerated down the barrel of a gun by hot gases produced in the combustion of gun powd...
A: Force is defined as the product of mass and acceleration. Acceleration is defined as the rate of cha...
Q: There are two forces on the 2.00 kg box in the overhead view of but only one is shown. For F1 = 20....
A:
Q: 7) An experiment is performed in an ideal condition to find out the velocity of a particle obeying t...
A: The average distance of the particle is, s=3+9+13+14+175=11.2 cm The average time taken by the parti...
Q: A transparent oil with index of refraction 1.17 spills on the surface of water (index of refraction ...
A: In case of a thin film the thickness can be determined from equation below, 2nt=mλ (I) ...
Q: A rubber ball with a mass of 0.160 kg is dropped from rest. From what height (in m) was the ball dro...
A: Given data Mass of the ball, m=0.160 kg Initial velocity, u=0 m/s Momentum just before hitting , pf=...
Q: Q3/The 300-kg bar B, originally at rest, is being towed over a series of small rollers. Determine th...
A:
Q: Ah artillery shell traveling east at a speed of 200 m/s suddenly explodes into three parts. Piece 1 ...
A: Given initial velocity of shell, u = 200 m/s , due east mass of first piece of shell after explosio...
Q: Cole is trying a biceps curl and attempting to lift a 150 N dumbbell. The moment arm of this weight ...
A: Given: Weight of the dumbbell = 150 N The moment arm of the weight = 25 cm The force created by Flex...
Q: A contestant in a winter sporting event pushes a 45-kg block of ice across a frozen lake as shown in...
A:
Q: A 3.50 g bullet has a muzzle velocity of 250 m/s when fired by a rifle with a weight of 40.0 N. (a)...
A:
Q: A ladder of length 3.00m and mass 25.00 kg leans against a smooth vertical wall so that the angle be...
A: The free-body diagram of a ladder is shown below. Here, m denotes the ladder’s mass, H denotes the ...
Q: Gravel is lifted from the ground to the top of a building 60 feet high by a 20 Hp engine.How many to...
A: Power of engine = 20 Hp using 1 Hp = 746 Watts Therefore, power of engine = 20 * 746 = 14920 Watts...
Q: The four masses shown are connected by massless, rigid rods. The masses are mA = 0.13 kg, mB = 0.228...
A:
Q: How much power, in W, is flowing through a voltage source of 20 V with a current of 80 mA?
A: Given : Voltage (V) = 20 V Current (I) = 80 mA = 0.08 A
Step by step
Solved in 2 steps
- At 25.0 m below the surface of the sea, where the temperature is 5.00C, a diver exhales an air bubble having a volume of 1.00 cm3. If the surface temperature of the sea is 20.0C, what is the volume of the bubble just before it breaks the surface?A cylinder of gas at room temperature (20°C) has a pressure p1. To what temperature in degrees Celsius would the temperature have to be increased for the pressure to be 1.2p1?A vessel has absolute pressure of 3MPa and temperature of 40°C. Assuming there is no change in vessel volume. Calculate temperature if the absolute pressure in the vessel increase to 5.8MPa. Please answer in SI unit (even temperature) with no decimals.
- Normal body temperature for humans is 98.6 °F. What is the corresponding temperature in (a) degrees Celsius and (b) kelvins?3. a) What does temperature measure in an ideal gas? (b) Normal human body temperature is about 98.6° F. Convert this to Celsius (°C) and to Kelvin (K)?For each of the following temperatures, find the equivalent temperature on the indicated scale: (a) −273.15°C on the Fahrenheit scale, (b) 98.6°F on the Celsius scale, and (c) 100 K on the Fahrenheit scale.
- a) What is the percentage increase in temperature between 0°C and 26°C when the temperatures are measured in Kelvin? What is the difference between these two temperatures when measured in Kelvin? The outlet of a rocket engine has a cylindrical shape. Its diameter is 2.5m when constructed in the factory at 18°C. Given a = 6 x 10-6K-1 for the alloy used, what will its diameter be (in metres) at its operating temperature of 600°C ? d) What will the cross-sectional area of the outlet be (in m²) at this temperature?The temperature difference between the inside and the outside of a home on a cold winter day is 57.0°F. (a) Express this difference on the Celsius scale. ?°C(b) Express this difference on the Kelvin scale.? KInternal human body temperature is often stated to be normal at 98.6°F. What is this temperature on the Celsius and Kelvin scales? (b) Gallium boils at 2205°C. What is the corresponding temperature in the Fahrenheit and Kelvin scales? (c) The boiling point of liquid nitrogen is 77.0 K. What is corresponding temperature in the Fahrenheit and Celsius scales?
- A diver is at 5 meter depth in a fresh water lake. At that depth, the temperature is 15◦C. The pressure in the water at a depth d is given by p(d) = psurface + ρgd, where ρ is the liquid density, and g = 9.81m s−2is the gravitational constant.(a) The diver releases an air bubble of 1cm diameter. What is the diameter of the bubble when it reaches the surface where the temperature is 20◦C?Assume that the bubble temperature is always the same as the surroundingwater.(b) The diver stayed 1h at a 5m depth. The pressure in the diving tank went down from 250 bars to 50 bars. We assume that the volume of the lungs is 5L. Assuming that the water temperature is also 15◦C, how long could the diver have stayed underwater at 20m depth using the same amount of air?(c) The diver is at 5m depth and decides to surface. The air in the lungs is at a constant temperature of 37◦C. What fraction of the air in her/his lungs should the diver inhale/release to maintain a constant lung volume?The temperature difference between the inside and the outside of a house on a cold winter day is 33°F. (a) Express this difference on the Celsius scale. °C (b) Express this difference on the Kelvin scale. KAt 26.0 m below the surface of the sea (density = 1 025 kg/m3), where the temperature is 5.00°C, a diver exhales an air bubble having a volume of 1.10 cm3. If the surface temperature of the sea is 20.0°C, what is the volume of the bubble just before it breaks the surface in centimeters?