Three boats are each being pulled by one rope connected to the smallest boat (in a line). The weight of each boat starting with the one farthest from the pulling force: 30kg, 20kg, 10kg. The force is 190 N that is pulling them. What is the tension inbetween 10 kg and 20 kg boats (A) and inbetween 20 kg and 30 kg (B) ropes?
Q: Select the correct statement. a) Radiation doesn’t require any medium b) Convection involves heat tr...
A: a
Q: The measured length of an inclined distance was recorded to be 324.688 m long. The difference in ele...
A: Given: The length of the inclined l = 324.688 m. The height of the slope h = 1.02 m. The length of ...
Q: The universal law of gravitation becomes more inapplicable as the size and distance between objects ...
A: A
Q: small body having mass 1kg is rotating in a circle of radius 10cm. It is connected to the centre wit...
A: A
Q: ball of mass 3kg is thrown at an angle of 30° with the horizontal & a speed of 10m/s. At the hig...
A: A
Q: can you solve it
A: here we need to evaluate the mean value of r The wave function can be given by ψ2s=142π a02-ra0e-r/2...
Q: 10. In a test with a combined separating and throttling calorimeter, the following data were obtaine...
A: The pressure of steam before throttling be defined as 1.5 MPa. Therefore, from the steam table, the ...
Q: Two cylinders have the same mass and radius. One is hollow and the other is solid. Which one will ha...
A: A
Q: wire has a young’s modulus of 105N/m2, length 1m & radius 3mm. Assuming a uniform cross sectiona...
A: A
Q: Need detailed answer.
A: Introduction: The muons are heavier than the electron and the subatomic particles are classified as ...
Q: body has a moment of inertia = 5kgm2 about an axis. What should be the torque for increasing its ang...
A: C
Q: An electron and a proton are 0.53 × 10–10 m apart. What is their dipole moment if they are at rest
A: Given: The distance between proton and electron is d=0.53×10-10 m. The formula to calculate the di...
Q: For a freely falling body, which of the following quantities are subject to change? a) Total kinetic...
A: B
Q: What is the unit of coefficient of viscosity? a) Ns/m2 b) Nm/s c) Ns/m d) Nm/s2
A: A
Q: Summarize the Gauss’s law results. Give answers in terms of relevant parameters such as enc.: What ...
A: Gauss’s Law: The net flux passing through any closed surface can be evaluated by dividing the charge...
Q: body is in pure rotational motion about an axis. Its angular acceleration is given by: a = 2t. What ...
A: A
Q: geostationary satellite seems to be fixed in the sky because it does not orbit the earth. a) True b)...
A: B
Q: The radius of orbit of a geostationary satellite is given by _____ (M = Mass of the earth; R = Radiu...
A: D
Q: What is the value of pressure inside the bubble of radius 1cm, if the bubble is in water at a depth ...
A: A
Q: The elliptical orbits of planets were indicated by calculations of the orbit of which astronomical b...
A: D
Q: The figure (Figure 1) shows a model of a crane that may be mounted on a truck.A rigid uniform horizo...
A: Newton's Second Law of Motion According to Newton's Second Law of motion, the rate of change of mome...
Q: Using the Bohr model: Calculate the wavelength of the first spectral lines from the Lyman, Palmer an...
A: According to Bohr model, the wavelength of transition from state ni to nf is given by as following :...
Q: Assume a force of 30 N is distributed over a surface of area 2m2 in such a way that at each point fo...
A: B
Q: The unit of surface tension is same as that of _________ a) surface energy per unit volume b) force ...
A: C
Q: Ques tion No.03 Evaluate the sunface integnl I=faids. uhere a = xi and s Hemis phere fiqure is surfa...
A: The surface is given byx2+y2+z2=a2a normal vector to this surface, can be evaluated by taking its gr...
Q: Two spheres, A & B, are made up of the same material. The radius of A is twice that of B, while ...
A: B
Q: Advanced Physics Question
A: Note: As per the policy, only the first question will be solved. If you want the solution to other q...
Q: Arc length Find the arc length of the following curve.
A: Given: rt=t, ln sec t, ln sec t + tan t , for 0≤t≤π4
Q: What is considered as zero point on the Kelvin scale? a) -273.15K b) -273.15°C c) 0°C d) -273.15°C
A: B
Q: The electronic structure of one-dimensional chain of sodium (Na) atoms can be approximately describe...
A: Concept: In one dimension, the energy difference between the number of energy levels corresponding t...
Q: Please draw the problem and solve A capacitor of 3.23µF has an area of 6.35mm^2. Determine the sepa...
A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you. ...
Q: Which of the following formulas is called Hooke's law? O S: = O a = Ee O M, = M; + M %3D %3D max M. ...
A: From the Hook's law stress is directly proportional to strain. Therefore, σ∝ε Further solving σ=Eε T...
Q: The value of the gravitational potential at the centre of a ring of radius “a” and mass “M” is _____...
A: B
Q: machine has a power of 20kW. How long will it take for it to lift a body of mass 10kg from the groun...
A: Given data: The power is P=20 kW. The mass of the body is m=10 kg. The height is h=100 m. The acce...
Q: Kepler’s laws of planetary motion replaced circular orbits with _____ a) elliptical orbits b) parabo...
A: A
Q: person sitting in a chair in a satellite feels weightless because _____ a) the earth does not attrac...
A: C
Q: A liquid cools from 65°C to 55°C in 5 mins. If the surrounding temperature is 35℃, calculate the tim...
A: B
Q: Why is mercury used in thermometers? a) It volume is proportional to square of increase of temperatu...
A: B
Q: Q2) Use Gauss's law to find the electric flux density everywhere in space if the volume charge densi...
A: Given : ρv = 4 cos1000πρ nC/m31.25 mm < r < 1.75 mm
Q: At steady state, a power cycle of an electrical powerplant receives energy by heat transfer at an av...
A: Assuming the working temperature of the power plant to be 540° - 25°C. The efficiency of the plant i...
Q: solid sphere is given a horizontal velocity of 4m/s on a flat surface. What will be its velocity whe...
A: D
Q: The rate of change of angular speed is constant. What will be the expression for change in angular s...
A: a
Q: rigid body is rotating about an axis. One force F1 acts on the body such that its vector passes thro...
A: C
Q: A listener increases his distance from a sound source by a factor of 3.39. Assuming that the source ...
A: Sound Intensity Level The sound intensity level is defined as the logarithm of the ratio of the int...
Q: Gravitational force is _____ a) an imaginary force b) a long-range force c) a short-range force d) t...
A: Given, Gravitational force
Q: which of the following conditions can the Bernoulli equation not be used? a) Viscous flow b) incompr...
A: A
Q: Answers: FD= i Ox= i Oy = N. Z z z
A: Newton's Second Law of Motion According to Newton's Second Law of motion, the rate of change of mome...
Q: Pascal’s Law is valid only for _____ a) water b) metals c) fluids d) gases
A: C
Q: 7-
A: In Young's Double slit experiment a screen is placed at a certain distance apart from the slits. Whe...
Q: The gravitational constant is an empirical constant. a) True b) False
A: A
Three boats are each being pulled by one rope connected to the smallest boat (in a line). The weight of each boat starting with the one farthest from the pulling force: 30kg, 20kg, 10kg. The force is 190 N that is pulling them. What is the tension inbetween 10 kg and 20 kg boats (A) and inbetween 20 kg and 30 kg (B) ropes?
Step by step
Solved in 2 steps with 2 images
