Practice Physics Questions and Answers

• Which of the following is the time taken for one complete oscillation of a sound wave in the density of the medium?
• Which of the following is equal to a measurement of 1 mA?
• The amplitude of the sound wave depends on the
• What is the power of a lens whose focal length is 1 m?
• If an object starts moving and if there is no friction at all, what happens?
• What is the SI unit for measuring electric current?
• Which instrument is commonly used to measure atmospheric pressure?
• How is the slope of the production possibility curve (PPC) described?
• With reference to the types of electromagnetic waves, consider the following statements: (I) Radio waves have the highest wavelength range among Microwave,...
• Consider the following statements: 1. A flute of smaller length produces waves of lower 2. Sound travels in rocks in the form of longitudinal elastic waves...
• This relationship between the angles of incidence and refraction and the indices of refraction of the two media is known as ________.
• Which of the following instruments is correctly matched with its function? I) Voltmeter - Measures potential difference  II) Ammeter - Measures electric c...
• Which of the following statements best describes the relationship between static friction and the normal force?
• The Doppler Effect primarily refers to changes in what aspect of waves?
• Which material is primarily responsible for the elasticity found in leggings and athletic apparel?
• Which function is performed by rectifiers?
• What is the device used to amplify and modulate microwave frequency signals called?
• Which physical property is considered dimensionless?
• Which pioneer of the late 19th century is credited with using radio waves for signal transmission over several kilometers?
• Which material has the lowest refractive index?
• Which type of mirror is utilized in solar furnaces to focus sunlight and generate heat?
• What is the SI unit for measuring speed?
• Which physical property causes raindrops to form spherical shapes?
• Among the following, which has the lowest density?
• Which of the following is/are NOT scalar quantities?
• Which statement(s) about solenoids are INCORRECT?
• How does an earphone convert electrical signals into sound?
• Who among the following is credited with the discovery of X-rays?
• What term describes the rate of change of velocity? 
• What is the descending order of these radiations based on their frequencies?
• What component is traditionally used to regulate the speed of a ceiling fan?
• Which medium cannot propagate sound waves?
• Which statement about Cathode Rays is incorrect ?
• What type of image is always formed by a convex mirror?
• Which element is known for its high electronegativity?
• In gymnastics, which event is performed on a large floor mat?
• What is the SI unit for measuring electrical capacitance?
• Among the following materials, which is not an insulator?
• Why does a solid chunk of iron float in mercury but sink in water?
• When two charged bodies are properly connected but do not exchange electric current, it indicates that they have the same _____.