During a bout with the flu an 80-kg person ran a fever of 39 oC. Consider that the specific heat of any human body is 3470 J/kg K, how much energy does the body need to burn to reach the fever temperature?
Q: Three forces act on a body. Two of them are 7î – 13ĵN and 2î – 11ĵ. What is the value of the other f...
A: A
Q: Which of the following is not an implication of Hubble’s law? a) The universe is expanding b) We are...
A: B
Q: Which of the following is the correct relation? a) 1 Kg = 100 g b) 1 Kg = 1 g c) 1 g = 0.001 Kg d) 1...
A: C
Q: How are systematic errors removed usually for an instrument? a) By replacing it b) By re-calibrating...
A: B
Q: A body is moving with respect to a stationary frame, its motion can be called _____ a) Absolute b) R...
A: A
Q: Kindly check the answer mentioned in picture containing the question before submitting the solution.
A: Given: A small block having charge Q placed on a frictionless horizontal table is attached to one en...
Q: What method is used to find relative value for any vector quantity? a) Vector sum b) Vector differen...
A: B
Q: Multiplying 2î + 7ĵ by 5 gives ______ a) 10î + 35ĵ b) 2î + 35ĵ c) 10î + 7ĵ d) 2î + 7ĵ
A: A
Q: A first – order system and its | response to unit step input as in Figure, what is the correct trans...
A: Given: The unit step response is given as follows: Introduction: A transfer function of an electron...
Q: tangential velocity in a circular motion change as v = 2t2 – 7 with the radius being equal to 3 m. W...
A: A
Q: A 2kg blob of putty is moving at 3 m/s slams into a 2 kg blob of putty at rest. Calculate the speed ...
A: Given: The mass of the putty is 2 kg. The velocity is 3 m/s. The another put...
Q: A positive charge moving with a constant velocity v enters a region of a uniform magnetic field poin...
A: magnetic force on a moving charge, F→=q(v→×B→) the direction of magnetic force is given by right-han...
Q: A force vector (50 N) is making and angle of 30 degrees with X axis has a vertical component of magn...
A: A
Q: A velocity vector (5m/s) is making and angle of 60 degrees with X axis has a horizonal component of ...
A: Given data: The velocity is v=5 m/s. The angle is θ=60°.
Q: A body moves from point A (3,6) to point B (11,12) to point C (15,15). What is the average speed of ...
A: A
Q: A body is moving with a constant acceleration of 4î + 3ĵ, starting from the origin. What will be the...
A: A
Q: P.2 A particle in an infinite square well has an initial wave function of mixture stationary states ...
A: This is a problem from quantum physics. We will first normalize the given wavefunction by finding it...
Q: The velocity of a body varies as, v = 2t+5t2. What is the acceleration at t = 10? a) 102 b) 100 c) -...
A: given velocity function v=2t+5t2 we know acceleration a=dvdt a=2+10tat t=10a=102
Q: How many decades are there in 1 century? a) 10 b) 20 c) 4 d) 5
A: A
Q: Passengers sitting in a stationary car experience a jerk when the car suddenly starts. This is due t...
A: B
Q: A velocity vector (5m/s) is making and angle of 60 degrees with X axis has a horizonal component of ...
A: a
Q: Proves that radiations impart energy to the particles on striking to them using Compton’s concept.
A: Consider the following figure which represents the Compton scattering of a photon when it interacts ...
Q: Average speed of a car between points A and B is 20 m/s, between B and C is 15 m/s, between C and D ...
A: C
Q: The centrifugal force always acts _____ a) Towards the center b) Away from the center c) In tangenti...
A:
Q: coin and a bag full of rocks are thrown in a gravity less environment with the same initial speed. W...
A: C
Q: ball of mass 100 g, projected at an angle of 30° from the ground with an initial velocity of 11 m/s,...
A: A
Q: A body of mass 5 kg, projected at an angle of 45° from the ground covers a horizontal range of 45 m,...
A: a
Q: The amount of work you have to do to move a charge q from point Pi to point P2 through a small displ...
A: Work done on the charge is given by the expressionW=-qE∆rcosφφ is the angle between the displacement...
Q: What is damped oscillator? Write its equation of motion and find its solution, also calculate its am...
A: A damped harmonic oscillator is a kind of oscillator which reduces its amplitude of oscillation with...
Q: moves with zero initial velocity up to a velocity of 5 m/s with an acceleration of 10 m/s2. The dist...
A: A
Q: ball tied at the end of a perfect string tied tightly (assume fixed) to a wooden bar at the other en...
A: B
Q: Obtain an expression for i(t) as labeled in the circuit diagram of Fig. 8.84, and determine the powe...
A: Given:
Q: The equations of motion are valid for which of the following types of motion? a) Constant energy b) ...
A: B
Q: Which law of Newton helps in finding the reaction forces on a body? a) First law b) Second Law c) Th...
A: A
Q: A body of mass 5 kg, projected at an angle of 60° from the ground with an initial velocity of 25 m/s...
A: A
Q: How many kilometers make one light year? a) 9.4607 × 1012 km b) 9.4607 × 109 km c) 9.4607 × 1011 km ...
A: D
Q: man and a kid accidentally hit each other. What is true about the forces experienced by them? a) The...
A: B
Q: tangential velocity in a circular motion change as v = 2t2 – 7 with the radius being equal to 3 m. W...
A: Answer
Q: QI: The peak pressure in an otto cycle is 21 bar. With a compression ratio of 5 and the minimum pres...
A: Given Data Peak Pressure =P3= 21bar Compression ratio = 5 Minimum pressure =P1=1bar For Process 1-2...
Q: What does relative motion signify? a) The motion of a body with respect to other body b) Uniformly a...
A: B
Q: The number 0.005900, in standard scientific form can be expressed as ______ a) 5.9×103 b) 59×104 c) ...
A: A
Q: caterpillar starts travelling at a speed of 1 m/h. If the rate at which the speed changes is 0.1 m/h...
A: A
Q: 2. A 100 V/m uniform plane wave of frequency 9 MHz is incident from the free space normal to the sur...
A: Given : E0=100 V/m f=9×106 Hz εr=9 μr=4 σ=103 S/...
Q: When do we get maximum height in a simple projectile motion? a) When θ = 45° b) When θ = 60° c) When...
A: C
Q: Velocity of a man is 25 units in the positive X direction and 75 units in negative Y direction start...
A: A
Q: The length and breadth of a rectangle are 4.5 mm and 5.9 mm. Keeping the number of significant figur...
A:
Q: Which of the following is the correct formula for finding acceleration? a) a = dx/dt b) a = d2x/dt2 ...
A: B
Q: car moves 25 units in the positive X direction and 75 units in negative Y direction starting from th...
A: A
Q: Convert 5 N to Dynes. a) 500000 Dynes b) 500 Dynes c) 5 Dynes d) 0.5 Dynes
A: A
Q: What method is used to find relative value for any vector quantity? a) Vector sum b) Vector differen...
A: B
During a bout with the flu an 80-kg person ran a fever of 39 oC. Consider that the specific heat of any human body is 3470 J/kg K, how much energy does the body need to burn to reach the fever temperature?
The answer (in fundamental SI unit) is ___________ (type the numeric value only, dont use scientific notation)
Step by step
Solved in 2 steps with 2 images