A polar vector is one which? a) Gives the position of an object b) Tells how much and in which direction an object has changed its position c) Represents rotational effect d) Has a starting point of application
Q: How many fission takes place per second in a 300 MW reactor, assuming each fission releases 200 MeV ...
A: Option b
Q: The closest distance the light can go near the black hole and return back is called the ___________ ...
A: Massive stars collapse and shrinks to smaller sizes and the mass remains the same. It is very dense ...
Q: A particle of mass M is moving in a horizontal circle of radius R with uniform speed v. When it move...
A: Option c
Q: On a highway curve with radius 50m, the maximum force of static friction (centipetral force that can...
A: Given: The mass of the car is 1000 kg. The radius of the curved highway is 50 m. The centripetal for...
Q: ADVANCE MATHEMATICS Trigonometric Functions of Complex Numbers Help me solve this problem I am strug...
A: You've posted a mathematics question in physics section. I'm still solving question 10. As per our h...
Q: In a hydraulic press the columns have diameters of 40cm and 5m. If we apply a force of 500N to each ...
A: In hydraulic system pressure is same on both the columns. Pressure = force/area
Q: 6.We consider a sink of any shape filled with water (water height = 10cm). The siphon is closed with...
A: Height of the water, h=10 cm= 0.1 mDensity of water, ρ=1000 kg/m3Mass of stopper, m=4g= 0.004 kgVolu...
Q: The internal torque on the system due to internal force is ___________ a) Increasing b) Decreasing c...
A: Zero
Q: You decide to spend you spring break to learn how to stand on a tightrope, without falling off. When...
A: Approximately W/2
Q: Write Boltzmann’s equation for the one-particle distribution function f (r, k, t).
A:
Q: 32. The masses of the objects with positions r1 = 10j (cm), r2 = 16i (cm) and r3 = 2i + 4j (cm) on t...
A: Given: The mass of the first object m1 = 0.5 kg. The mass of the second object m2 = 1 kg. The mass ...
Q: 9. If a projectile (such as a bullet) is fired into the air with an initial velocity v at an angle o...
A:
Q: A satellite revolves very near to the earth surface. Its speed should be around? a) 5km/s b) 8km/s c...
A: Option c
Q: please explain your step
A: Gauss' law states that the the total electric field flux outside a volume is directly proportional t...
Q: When infinitely long parallel wires carry equal currents in the same direction, the magnetic field a...
A: True
Q: What is the Kinetic Energy of 2 g of oxygen at -23℃? a) 186.2 J b) 194.86 J c) 201.45 J d) 256.32 J
A: B
Q: Nuclear sizes are expressed in a unit named
A: Fermi
Q: 2. Three objects each with a mass of M exert gravitational forces on each other. Which of the arrows...
A: Gravitational force is always attractive in nature. The formula to calculate the gravitational force...
Q: An athlete in the Olympic game covers a distance of 100m in 10s. His kinetic energy can be estimated...
A: D option
Q: Please write all details and properties. I would much appreciate it a lot. Any property or remark, r...
A: Given information: The length of the rod, a The linear charge density distributed over the rod, ρL ...
Q: Evidence that much of the mass of the universe consist of dark energy has come from __________ a) me...
A: Option
Q: For a flow in a restricted pipe, which of the following statements are correct? | а. b = 1 Sov • dA ...
A: Option d
Q: Ymax 2g g g To find the maximum height for ideal projectile motion, identify the ideal projectile mo...
A: Projectile A projectile is an object that is thrown without any fuel. Generally, a projectile is thr...
Q: Find the arc length parameter along the given curve from the point where t= 0 by evaluating the inte...
A:
Q: The flying wheel attached to the shaft of steam engine works on the principle of ___________ a) Cent...
A: Option b
Q: A child sits on a merry‑go‑round that has a diameter of 6.00 m. The child uses her legs to push the ...
A:
Q: A 7.80 g bullet is moving at 460 m/s just before it penetrates a tree trunk to a depth of 4.9 cm (ay...
A:
Q: Find the displacement, velocity, kinetic energy, potential energy, and momentum of an object, noting...
A: Given in the question, The force on the object is, F=-kx From the force relation we understand that ...
Q: what is work done
A: We know that work done is defined as the multiplication of magnitude of displacement d and the compo...
Q: The displacement of an object with respect to a fixed point in the horizontal plane is ri = (2i-3j) ...
A:
Q: A dam holds back the water in a lake. If the dam has a small hole, 1.4 metersbelow the surface of th...
A: Given Hole height = 1.4 meters
Q: 2 Write Boltzmann's equation for the one-particle distribution function f (r, k, 1)
A:
Q: Internal force is responsible for the change in velocity of an object. a) True b) False
A: The outside force exerted on an object by an external agency is called an external force. Such a for...
Q: When the particle have the same terminal velocity, they are said to be ___ a) Kinematical falling b)...
A: Option b
Q: Nuclear fission is the phenomenon of ___________ a) Heavy nucleus splitting b) Heavy nucleus combini...
A: Option a
Q: How many fission takes place per second in a 300 MW reactor, assuming each fission releases 200 MeV ...
A: The correct option is d d) 9.38 x 1018
Q: Please write all details and properties. I would much appreciate it a lot. Any property or remark, r...
A: Given, Four cases with multiple charges
Q: 1) a) A solid substance is considered to be orthorhombic in nature. Since the edges of the unit cell...
A: (a) Given information: The edges of the unit cell, a=3.50 Åb=4.0 Åc=5.5 Å The wavelength of the rad...
Q: In quantum mechanics, if the energy of the particle, E, is less than the energy required to enter a ...
A: Given: If the particle's energy E, in quantum mechanics is comparatively lesser the required energy ...
Q: A proton is acted on by an uniform electric field of magnitude 433 N/C pointing in the positive x di...
A: Given, Electric field of magnitude 433N/C pointing in the positive x-directioni.e,E⇀ =433(i^)N/C(a...
Q: A spherical ball of mass 20kg is stationary at the top of a hill of height 100m. It rolls down a smo...
A: Given data: The mass of the ball is m=20 kg. The initial height is h1=100 m. The second height is h...
Q: A spherical ball of mass 20kg is stationary at the top of a hill of height 100m. It rolls down a smo...
A: Total energy at 100m height = Total energy at 20m height mgh1= mgh2 + 1/2 mv2 v = √(2g(h1-h2)) = √(2...
Q: Please write all details and properties. I would much appreciate it a lot. Any property or remark, r...
A: Let the vectors A→ and B→, A→=Axi + Ayj + AzkB→=Bxi + Byj + Bzk Their dot product gives a scalar val...
Q: Four point charges are usually separated by 1.00 m in air as shown below. If q1= 3.0 nC, q2= -4.0 nC...
A: Given, Four charges by separated by distance 1.00 m
Q: Determine the total discharge time for the capacitor in a clamper having C = 0.01 F and R = 500 k. ...
A: Option b correct
Q: An a.c. generator consists of a coil of 50 turns and an area 2.5 m2 rotating at an angular speed of ...
A: The current is zero when the coil is vertical. In this position, flux through the coil is maximum. O...
Q: Electric field is a _______ a) Scalar quantity b) Vector quantity c) Tensor quantity d) Quantity tha...
A: Vector
Q: 3. In both cases shown at right, an astronaut is a distance x from a moon. The two Case A Planet Moo...
A: Newton's Law of Universal Gravitation According to Newton's Law of Universal Gravitation, the gravit...
Q: Diesel cycle consists of __________ processes. A. two constant volume and two isentropic B. two co...
A: one constant pressure, one constant volume and two isentropic
Q: A particle in one dimensional motion with zero speed may have non-zero velocity. a) True b) False
A: Option
A polar vector is one which?
a) Gives the position of an object
b) Tells how much and in which direction an object has changed its position
c) Represents rotational effect
d) Has a starting point of application
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
