Two forces act on a body. One of them is 7î – 13ĵ. What is the value of the other force? a) 7î – 13ĵ b) -7î + 13ĵ c) 7î + 13ĵ d) -7î – 13ĵ
Q: Assuming you are a passenger in a truck holding a ball. The truck is driving safely at a constant sp...
A: Given, A passenger thrown a ball from a truck
Q: A body moves from point A (2,1) to point B (7,13) to point C (15,19). What is the average speed of t...
A: This is a problem from the kinematics. This requires first to draw its figure.
Q: Which one of the following units can be used to measure matter? a) Kilogram b) Newton c) Second d) M...
A: A
Q: solve E and D
A: The (e) part of the problem has been solved. (e) Given: The thickness of the shell is 1.0 pm. The ra...
Q: If an object is thrown straight up and air resistance is negligible, then its speed when it returns ...
A: Given, An object is thrown straight up and compare with speed when air resistance is neglible or no...
Q: An electron is released from rest at a distance of 0.570 m from a large insulating sheet of charge t...
A: Conservation of energy states that energy is neither created nor destroyed, it is only transferred f...
Q: Unit of force is _____ a) Newton b) Pascal c) Byte d) Gram
A: A
Q: Which one of the following is not an example of the third law of motion? a) Walking b) Skiing c) Wal...
A: C
Q: airplane, has a radius of 6.00 m, and the other, representing the tip of the needle, has a radius of...
A: Electric Potential The electric potential at a point is the amount of work done by an external agenc...
Q: A truck requires 3 Hrs to complete a journey of 150 km, what is the average speed? a) 50 km/hr b) 25...
A: A
Q: What are the dimensions of coefficient of friction? a) MLT-2 b) LT-1 c) L d) It is dimensionless
A: D
Q: body A is moving in North direction, while another body B is moving towards South. Velocity of A is ...
A: A
Q: Weight represents ___ a) Mass b) Time c) Pressure d) Force
A: A
Q: Which of the following is the correct formula for instantaneous velocity? a) v = dx/dt b) v = x/t c)...
A: Introduction: The instantaneous velocity of an object is the limit of the average velocity as the el...
Q: point A is placed at a distance of 7 m from the origin, another point B is placed at a distance of 1...
A: A
Q: When we walk on a boat in still water, the boat will ______ a) Move ahead b) Move backwards c) Not m...
A: B
Q: The absolute humidity at atmospheric pressure at 25 ° C is 0.017 kg water / kg dry air. Specify: a. ...
A: atmospheric pressure (Patm) =101.32kPa. Temperature (T) = 250C=298K.
Q: If two bodies are moving in opposite directions with non-zero velocities, which of the following sta...
A: A
Q: What will happen if the density of the universe is less than the critical density? a) The Universe w...
A: D
Q: Nova are thought to occur in a system, X, in which a white-dwarf star orbits a red giant star. What ...
A: B
Q: The second condition of equilibrium of a body is ___ a) Sum of all force on a body should be zero b)...
A: b
Q: What is the unit for measuring intensity of light? a) Candela b) Lightyear c) Meter d) Mol
A: A
Q: Most of the helium of the universe was produced __________ a) In stars b) In quasars c) At the time ...
A: D
Q: In how many independent directions can a vector in a plane be resolved? a) 1 b) 2 c) 3 d) 4
A: B
Q: body moves a distance of 15 m in a 15mins, with an initial velocity of 0m/min. What is the final vel...
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: 48.30 53.20 26.30 130 77.3V 53.30 0687
A: Using mesh analysisThe 48.3 ohm and 53.2 ohm are in series.Rs=48.3+53.2 =101.5 ohmThe 13 ohm, 53.3 o...
Q: s on A runner is also on the track going in the same direction as the walker, running at an unknown ...
A:
Q: A football is projected at an angle of 45° from the ground with an initial velocity of 10 m/s, take ...
A: C
Q: U The trajectory of an object is defined as x = (t-4)2, what is the velocity at t = 5? a) 2 b) 5 c) ...
A: A
Q: 1) If an arm of a patient is to be imaged with a narrow beam of X-ray with 10000 photons at 100 keV....
A: The expression for the x-ray beam intensity (Ie) at center of imaging screen is: Ie = Io(e-μt) Her...
Q: Q3) A CI engine single-cylinder, four-stroke cycle operating at 1100 RPM, uses 0.121 kg of fuel in 2...
A: Given:- Cycle speed N= 1100rpm fuel consumption rate m˙= 0.121Kg/250sec Bore dia D= 14.2cm stroke le...
Q: Bose-Einstein statistics can be applied to _______ a) Electrons b) Photons c) Fermions d) Protons
A: B
Q: The brightest nebula in the sky is __________ a) Orion b) Pleiades c) Cepheid d) Trifid
A: A
Q: Nuclear fission is the phenomenon of ___________ a) Heavy nucleus splitting b) Heavy nucleus combini...
A: A
Q: ball is moving with a constant velocity. After some time, it collides with a wall. Which one of the ...
A: A
Q: Which one of the following is a dimensionless quantity? a) Mass b) Weight c) Specific weight d) Reyn...
A: D
Q: x(m)| Matching a position vs time graph: Describe the motion pictured by this given x-vs-t graph |t(...
A: The slope of curve in x-t graph represents the velocity of the particle, the larger the slop the lar...
Q: body of weight 20 N, mass 2 kg is moving in vertical circular motion with the help of a string of ra...
A: B
Q: Two forces act on a ball. One of the forces is positive and acts towards right, the other one acts t...
A: B
Q: Given the array of Fig. 6.1(a) and (b), find the nulls of the total field when d=1/4 and then with d...
A: (a) Given: The electric field is given by: Ein=cosθcos12kdcosθ+β Introduction: Usually, the radiatio...
Q: Velocity of a man is 25 units in the positive X direction and 75 units in negative Y direction start...
A: A
Q: -Sinusoidal waves are characterized by the upward and downward movement of particles. In the same wa...
A: This is an imperative yet elegant example of advanced physics applicable in real life. I once suffer...
Q: What will happen if the density of the universe is less than the critical density? a) The Universe w...
A: D
Q: Which of the following is not an example of motion in a plane? a) A car moving in a rectangular path...
A: MOTION IN A PLANE :Motion in a plane means motion in a two-dimensional plane which includes x-axis a...
Q: When the core runs out of hydrogen, the helium is fused into ___________ a) Hydrogen b) He2+ ions c)...
A: C
Q: Which of the following laws of motion is related to inertia? a) First law b) Second Law c) Third Law...
A: A
Q: What is the unit for measuring intensity of light? a) Candela b) Lightyear c) Meter d) Mol
A: SI unit for measuring the intensity of light is candela. It is the luminous intensity, which is a me...
Q: PLEASE SOLVE IMMEDIATELY STEP BY STEP WRITE SOLUTION ESPECIALLY
A: Let Δt be the small-time period under consideration. Let vd be the discharge velocity of the water d...
Q: A unit vector has the magnitude of ___ a) 5 b) 1 c) 10 d) 0
A: B
Two forces act on a body. One of them is 7î – 13ĵ. What is the value of the other force?
a) 7î – 13ĵ
b) -7î + 13ĵ
c) 7î + 13ĵ
d) -7î – 13ĵ
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
