The speed of light is: A) 280,000 km/s B) 300,000 km/s C) 320,000 km/s D) None of these Related MCQs: The speed of the train going from Nagpur to Allahabad is 100 km/h while when coming back from Allahabad to Nagpur, its speed is 150 km/h. Find the average speed during whole journey? Speed of light is: Choose the Synonym of “Inveigh” (برا بھلا کہنا-گلہ کرنا)? Identify the author of the famous book “The Emergence of Pakistan”: