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What is the moment of inertia of a hollow sphere of mass 𝑀 and radius 𝑅 about an axis passing through its center?
The moment of inertia of a hollow sphere about its diameter is derived as I = 2/3MR². This question related to Chapter 6 physics Class 11th NCERT. From the Chapter 6 System of Particles and Rotational Motion. Give answer according to your understanding. For more please visit here: https://www.tiwariRead more
The moment of inertia of a hollow sphere about its diameter is derived as I = 2/3MR². This question related to Chapter 6 physics Class 11th NCERT. From the Chapter 6 System of Particles and Rotational Motion. Give answer according to your understanding.
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A bomb of mass 3.0 kg explodes in air into two pieces of masses 2.0 kg and 1.0 kg. The smaller mass goes at a speed of 89 ms⁻¹ . The total energy imparted to the two fragments is
A 3.0 kg bomb explodes in mid-air, breaking into two pieces of mass 2.0 kg and 1.0 kg. The smaller piece, with mass 1.0 kg, is ejected at a speed of 89 m/s. We want to find the total energy transferred to the two pieces. First, we will calculate the kinetic energy of the smaller piece. The kinetic eRead more
A 3.0 kg bomb explodes in mid-air, breaking into two pieces of mass 2.0 kg and 1.0 kg. The smaller piece, with mass 1.0 kg, is ejected at a speed of 89 m/s. We want to find the total energy transferred to the two pieces. First, we will calculate the kinetic energy of the smaller piece. The kinetic energy depends on the mass and the square of the speed of the fragment. We apply the principle of conservation of momentum to find the speed of the larger fragment. Since the total momentum before the explosion is zero, the momentum after the explosion must also equal zero. So, by studying the masses and velocities, we can deduce the speed of the 2.0 kg fragment.
After calculating the kinetic energy of each fragment, these values are combined to find total energy imparted during the explosion. The calculated total energy expresses the amount of energy released from the explosion, which is equally distributed between two fragments. Hence, the answer shows the quantity of energy transmitted to the fragments, which remains a significant requirement in the domain of physics as an understanding related to the mechanics of explosions.
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What is the torque acting on a particle if the force acting on it is zero?
Torque is given by 𝜏 = 𝑟 × 𝐹. If 𝐹 = 0, then 𝜏 = 0. This question related to Chapter 6 physics Class 11th NCERT. From the Chapter 6 System of Particles and Rotational Motion. Give answer according to your understanding. For more please visit here: https://www.tiwariacademy.com/ncert-solutions/class-Read more
Torque is given by 𝜏 = 𝑟 × 𝐹. If 𝐹 = 0, then 𝜏 = 0. This question related to Chapter 6 physics Class 11th NCERT. From the Chapter 6 System of Particles and Rotational Motion. Give answer according to your understanding.
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A particle of mass m₁ moving with velocity v collides with a mass m₂ at rest, then they get embedded. At the instant of collision, velocity of the system
When a particle with mass m₁ is moving at a certain velocity, it collides with another particle that is at rest and has mass m₂. Upon collision, the two masses become embedded in one another to form a single composite object. The collision process is important in understanding the principles of momeRead more
When a particle with mass m₁ is moving at a certain velocity, it collides with another particle that is at rest and has mass m₂. Upon collision, the two masses become embedded in one another to form a single composite object. The collision process is important in understanding the principles of momentum and energy transfer.
Before the collision, the moving mass has kinetic energy because it is moving. The stationary mass does not have any kinetic energy because it is not moving. After collision, the two masses exert forces on each other and thus momentum is transferred from one to another. By the principle of conservation of momentum, the total momentum of the system before the collision must be equal to the total momentum after the collision.
On the other hand, the combined velocity after embedding will be smaller than that before collision due to the embedding of two masses together. Here again, during a collision, kinetic energy changes partly into heat and sound energies and other forms, thereby causing the system velocity to drop at the collision time, reflecting complex dynamics during an inelastic collision.
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State the conditions which must be satisfied for two light sources to be coherent.
For two light sources to be coherent, they must meet the following conditions: 1. They must have a constant phase relationship, meaning the phase difference between them remains fixed over time.They must emit light of the same frequency (monochromatic light). 2. They must have a constant amplitude rRead more
For two light sources to be coherent, they must meet the following conditions:
1. They must have a constant phase relationship, meaning the phase difference between them remains fixed over time.They must emit light of the same frequency (monochromatic light).
2. They must have a constant amplitude ratio, ensuring uniform intensity over time for stable interference patterns.
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