DEB STUDY - The Competitive Exam Guide

PHYSICS Q&A For All Competitive Exam ✔️Q.1.  Radian is used to measure___?  👉Angle ✔️Q.2.  On which principle , transformer works?  👉Mutual Induction ✔️Q.3.  Potential energy of your body is minimum when you _______.  👉Lie down on ground ✔️Q.4.  The velocity of sound in air___?  👉332m/sec

PHYSICS Q&A For All Competitive Exam ✔️Q. 1.  The image formed by convex lens in a simple microscope is__.  👉Virtual & Erect ✔️Q.2.  What is the unit of magnetic flux?  👉Maxwell ✔️Q.3.  Coolis tube is used to produce___?  👉X-Rays ✔️Q.4.  Sudden fall in barometer is indication of___?  👉Storm

PHYSICS Q&A For All Competitive Exam ✔️Q.1.  Who had showed that the electric and magnetic waves are equal in vacuum?  👉James Clerk Maxwell ✔️Q.2.  When a red glass is heated in dark room it will seem___.  👉Green ✔️Q.3.  The friction force exerted by fluids is called ___.  👉Drag ✔️Q.4.  Which is used in designing ships and submarines?  👉Archimedes Principle

PHYSICS Q&A For All Competitive Exam ✔️Q.1.  The value of which quantity remains same in all system of units?  👉Specific Gravity ✔️Q.2.  Distance of stars are measured in___?  👉Light Years ✔️Q.3.  Nature of sound wave is ____?  👉Longitudinal ✔️Q.4.  What is the SI unit of luminous intensity?  👉Candela

PHYSICS Q&A For All Competitive Exam ✔️Q.1.  The unidirectional property of a pn-junction is useful for its use as which thing? 👉Rectifier ✔️Q.2.  The strongest force in the nature is ____?  👉Nuclear Force ✔️Q.3.  Which is the only natural magnet?  👉Magnetite ✔️Q.4.  We cannot see during a fog, because of ____.  👉Scattering of light

PHYSICS Q&A For All Competitive Exam ✔️Q.1.  What is the unit of specific resistance?  👉Ohm-metre ✔️Q.2.  Camberts Law is related to__?  👉Interference ✔️Q.3.  Which waves are used in sonography?  👉Ultrasonic waves ✔️Q.4.  Which instrument is used to measure the power of electric circuit ?  👉Wattmeter

PHYSICS Q&A For All Competitive Exam ✔️Q.1.  What is the unit of Radioactivity?  👉Curie ✔️Q.2.  What is the wavelength of visible spectrum?  👉390-700 nanometres ✔️Q.3.  One astronomical unit is the average distance between___?  👉Earth & Sun ✔️Q.4.  Number of basic S.I. units is ___.  👉Seven (7)

PHYSICS Q&A For All Competitive Exam ✔️Q.1. What do we use as a moderator in nuclear reactor?  👉Graphite ✔️Q.2.  The mirror used in motor vehicles near the driver's seat is a__?  👉Convex Mirror ✔️Q.3.  Electron microscope was invented by__?  👉Robert Koch ✔️Q.4.  The hydraulic brake used in automobiles is a direct application of__?  👉Pascal's Law

  P HYSICS Q&A For All Competitive Exam ✔️Q.1.  What is the name of the scientist who stated that matter can be converted into energy? 👉Einstein  ✔️Q.2.  The size of atomic nucleus is of the order of___?  👉10^-14 m  ✔️Q.3.  A temperature at which both the Fahrenheit and the centigrade scales have the same value?  👉-40° ✔️ Q.4.  In the visible spectrum which colour has the shortest wavelength?  👉Violet

PHYSICS Q&A For All Competitive Exam ✔️Q.1  Einstein got noble prize for____?  👉Photoelectric Effect ✔️Q2.  The nucleus of an atom consists of__?  👉Neutrons and protons ✔️Q3.  What is the measuring unit of length of light waves?  👉Angstrom ✔️Q4.  How much is one barrel of oil approximately equal to?  👉159 litres

 PHYSICS Q&A For All Competitive Exam 1. Is Peltier effect is reversible? ↴↴↴ Yes 2. The thermoelectric Refrigerator is based on  ↴↴↴ Peltier Effect

PHYSICS Q&A For All Competitive Exam 1. The material is used in making the core of moving coil galvanometer is ↴↴↴ Soft iron 2. Radioactivity was measured by  ↴↴↴ "Geiger Muller Counter"

PHYSICS Q&A For All Competitive Exam 1. Which Process of Heat Transformation is depend on gravity ↴↴↴ Convection. 2. Who provides motion to free electrons in the conductor ↴↴↴ Thermal Energy at room temperature.

PHYSICS Q&A For All Competitive Exam 1.  The path projectile of motion is  ↴ ↴ ↴ Parabola 2. If a large water drop split into many small drops then surface energy ↴ ↴ ↴ Increases 3. Angle of contact for silver and water is  ↴ ↴ ↴ 90 degree

PHYSICS Q&A For All Competitive Exam 1. 'Debye' is unit of   ➤ ➤ Electric Dipole Moment 2. Electric Field Intensity at the center of charged hollow spherical shell is  ➤ ➤ zero 3. Capacitance of Earth is  ➤ ➤ 711 μF 4. Temperature co-efficient of Resistance for semi conductor is  ➤ ➤ Negative

 PHYSICS Q&A For All Competitive Exam 1. Sound Propagate through gas medium thermodynamically   ➤ ➤ Adiabatic Process 2. 'Thermostat' use for  ➤ ➤ Regulating Temperature 3.  Peltier effect use for   ➤ ➤Create Low Temperature

 PHYSICS Q&A For All Competitive Exam 1. Torque is ⮞ ⮞   Axial Vector 2. For the product of two Vector quantity produced scalar quantity is  ⮞ ⮞  Work 3. "Moment of Force" is known as  ⮞ ⮞  Torque 4. "Self Adjusted" force is  ⮞ ⮞  Static Friction