Which of the following is a fundamental particle found in the nucleus of an atom?
Neutron
Electron
Proton
Photon
Correct Answer :
C. Proton
Related Questions
What is the law that states that the net force acting on an object is equal to the mass of the object multiplied by its acceleration?
Newton's First Law of Motion
Newton's Second Law of Motion
Newton's Third Law of Motion
Law of Gravitation
What is the SI unit of intensity of sound?
Watt per square meter
Decibel
Hertz
Pascal
Which type of mirror can form both real and virtual images?
Concave mirror
Convex mirror
Plane mirror
Spherical mirror
What is the phenomenon where a wave combines with another wave to produce a wave with greater amplitude?
Reflection
Diffraction
Refraction
Constructive interference
Which of the following is a type of nuclear radiation that consists of high-speed electrons or positrons?
Alpha radiation
Beta radiation
Gamma radiation
Neutron radiation
What is the SI unit of capacitance?
Farad
Ohm
Henry
Volt
What is the SI unit of frequency?
Hertz
Newton
Pascal
Watt
What is the SI unit of force?
Watt
Joule
Newton
Volt
What is the SI unit of inductance?
Henry
Farad
Ohm
Volt
What is the phenomenon where a wave is partially deflected and partially absorbed by a surface?
Reflection
Diffraction
Refraction
Absorption
Which of the following statements about electric fields is true?
Electric fields always point towards positive charges.
Electric fields are vectors and have both magnitude and direction.
Electric fields only exist inside conductors.
Electric fields do not interact with magnetic fields.
What is the SI unit of energy?
Joule
Watt
Newton
Volt
What is the phenomenon where a charged object induces a charge separation in a neutral object when brought close to it?
Conduction
Induction
Charging by friction
Polarization
What is the SI unit of electrical conductance?
Siemens
Ohm
Farad
Volt
What is the phenomenon where a wave interacts with an obstacle and bends around it?
Reflection
Diffraction
Refraction
Interference
What is the SI unit of electric potential?
Volt
Ampere
Ohm
Watt
Which of the following statements about nuclear fusion is true?
It releases energy when light nuclei combine to form heavier nuclei.
It is the process that powers stars.
It is a type of radioactive decay.
It involves the emission of beta particles.
Which law states that for every action, there is an equal and opposite reaction?
Newton's First Law of Motion
Newton's Second Law of Motion
Newton's Third Law of Motion
Law of Universal Gravitation
What is the wavelength range of visible light?
100 nm - 400 nm
400 nm - 700 nm
700 nm - 1000 nm
1 mm - 10 mm
What is the SI unit of magnetic pole strength?
Ampere-meter
Weber
Tesla
Ampere
Which of the following is an example of a longitudinal wave?
Sound wave
Light wave
X-ray
Radio wave
What is the SI unit of electric current?
Ampere
Volt
Ohm
Joule
Which law states that the electromotive force (emf) in a closed circuit is equal to the rate of change of magnetic flux through the circuit?
Faraday's Law of Electromagnetic Induction
Lenz's Law
Ohm's Law
Ampere's Law
Which of the following statements about gravity is true?
It is a contact force.
It is a repulsive force.
It is a conservative force.
It only acts on planets and stars.
What is the unit of angular velocity?
Rad/s
m/s
Hz
Nm
Which of the following is a measure of a material's ability to conduct an electric current?
Conductance
Impedance
Susceptance
Inductance
What is the process by which a material acquires a positive or negative charge by gaining or losing electrons?
Conduction
Induction
Charging by friction
Polarization
What is the law that states the total electric charge in a closed system is constant?
Coulomb's Law
Ohm's Law
Conservation of Charge
Ampere's Law
Which type of lens is thinner in the center and thicker at the edges?
Convex lens
Concave lens
Plano-convex lens
Plano-concave lens
What is the SI unit of electric charge in the CGS system?
Statcoulomb
Coulomb
Ampere-hour
Franklin