Question
A person sees a train passing over 3 km long bridge. The
length of the train is half that of bridge if the train clears the bridge in 5 mins. What is the speed of the train?Solution
Distance covered in 5/60 hours = (3 + 3/2) = 4.5 km Distance covered in 1 hour = 4.5 x (60/5) = 54 km So, speed of the train = 54 km/hr
What is the shortcut key for ‘Justify text Alignment’?
Which of the following is used in laser printer to transfer the image to the paper?
What is the attempt to acquire sensitive information such as usernames, passwords, and credit card details (and sometimes, indirectly, money) by masquer...
What is the full form of SMPS?
Which menu option is used to add Header and Footer in a document?
What is the name for an application that changes a human-readable programming language into a machine-readable language?
Which of the following is the another name for a pre-programming formula in Excel?
A device is used to read information encoded into a small plastic cards.
Which of the following statement is true about Port
Identify the element that doesn't belong to the hardware category: