World’s largest camera captures first universe images.
First Test Images Released from World’s Largest Digital Camera The first test images from the world’s largest and most powerful digital camera have been released. The camera, installed at the Vera C. Rubin Observatory in Chile, promises to revolutionize astronomy. Named LSST (Legacy Survey of Space and Time), this 3200-megapixel camera functions like a […]
WhatsApp Introduces a new AI-Powered Feature.
WhatsApp Introduces AI-Powered Message Summaries New York (Web Desk): The popular messaging app WhatsApp, owned by Meta, has launched a new feature powered by artificial intelligence (AI). This feature aims to make managing chats easier and faster for users around the world. Using Meta AI, the feature provides summaries of unread messages in both personal […]
A drone light show in China set a world record.
China’s Chongqing set a Guinness World Record with 11,787 drones in a stunning light show, dazzling over 100,000 spectators with shapes and messages. Chongqing Breaks Guinness World Record with Drone Show China is widely recognized for its large-scale drone light shows. Recently, the city of Chongqing made headlines by setting a new Guinness World Record. […]
Wavelength of sound in air and speed calculation.
Resonance tube experiment to determine the wavelength of sound and calculate its speed, considering end correction and the influence of temperature. Apparatus Resonance tube apparatus Two tuning forks of known frequency Plumb line Vernier calipers Rubber pad Thermometer Set of squares Pinch cork Beaker Observations Vernier Constant of Caliper: 0.01 cm Zero Correction of Caliper: […]
“Verify vibrating string laws by electromagnetic method.”
The sonometer experiment verifies string laws: frequency varies inversely with length, increases with tension, and decreases with mass per unit length. Verify the law of length. Verify the law of tension (F ∝ T). Verify the law of mass. Apparatus Sonometer Wires of different diameters Wedges Slotted weight set L-shaped permanent magnet 10-watt bulb Power […]
Determine the moment of inertia of a flywheel.
Experiment to determine the moment of inertia of a flywheel using falling weights, measuring the axle, rotations, and time to calculate rotational inertia. Apparatus Flywheel Two weights: 300 g and 200 g Cotton string Stopwatch Metre rod Vernier caliper Observations Vernier constant of caliper: … cm Diameter of axle (1st position, d₁): … cm Diameter […]
SC rules FIRs and arrests against taxpayers illegal.
Court Rules Criminal Proceedings Under SROs Unconstitutional Islamabad (Web Desk): The Islamabad High Court has ruled that starting criminal cases under a Statutory Regulatory Order (SRO) goes against the Constitution and the basic principles of justice. The judges stated that tax authorities cannot use SROs to bypass legal limits or declare citizens guilty before a […]
Determine AC frequency using Melde’s apparatus.
Determine A.C. frequency using Melde’s apparatus and sonometer by studying stationary waves, resonance, and string tension. Apparatus An electrically maintained tuning fork, stout cotton thread, light scale pan, weight box, rheostat, step-down transformer, and a frictionless pulley. Observations Mass of 1-meter thread (m) = ………… g Mass of 1 cm thread (m/100) = ………… g […]
Determine Young’s modulus of elasticity of a wire by ratio:
Experiment with Searle’s apparatus to determine Young’s modulus of a wire by measuring stress, strain, and extension, and verifying elasticity with precision. Apparatus Searle’s apparatus includes, micrometer screw gauge, a meter rod, two identical wires, a spirit level, and kilogram weights. Observations Length of wire (L) = …… cm Pitch of screw gauge = […]
Your fragrance never faded from the pathway.
Shaheed Benazir Bhutto, a compassionate and visionary leader, strengthened Pakistan’s defense, empowered democracy, and left an enduring legacy of courage. Tribute to Shaheed Mohtarma Benazir Bhutto A Compassionate Soul June 21 marks the birth anniversary of Shaheed Mohtarma Benazir Bhutto (Shaheed Bibi).In a heartfelt letter, Shaheed Zulfikar Ali Bhutto described Benazir as a deeply kind […]