Doubtnut NDA Scholarship Test | 15 Lac tak ki Scholarship | Full information in this video | 11 July 10:00 AM | DJ Sir

In a press, there are three types of printing machines, P, Q and R. Machine P can print 10,000 pages in 8 hours, machine Q can finish the same task in 10 hours and machine R can finish the same task in 15 hours. All the three machines start the work at 9 : 00 a. m. Machine P breaks down at 11 : 00 a.m. and machines Q and R finish the task. The approximate time of completion of the job is :

Two clocks A and B being tested against a standard clock located in the national laboratory At 10.00 AM by the standard clock, the readings of the two clocks are shown in following table {:("Day","Clock A","Clock B"),(I^("st"),10:00:06,8:15:00),(II^("nd"),10:01:13,8:15:0.1),(III^("rd"),9:59:0.8,8:15:04),(IV^("th"),10:02:15,8:14:58),(V^("th"),9:58:10,8:15:02):} If you are doing an experiment that requires precision time interval measurements, which of the two clocks will you prefer ?

Two clocks are being tested against a standard clock located in a national laboratory. At 12:00:00 noon by the standard clock, the readings of the two clocks are : {:(,"Clock 1","Clock 2"),("Monday",12:00:05,10:15:06),("Tuesday",12:01:15,10:14:59),("Wednesday",11:59:08,10:15:18),("Thursday",12:01:50,10:15:07),("Friday",11:59:15,10:14:53),("Saturday",12:01:30,10:15:24),("Sunday",12:01:19,10:15:11):} If you are doing an experiment that requires precision time interval measurements, which of the two clocks will you prefer ?

A man starts running from point P at 11:00 a.m. with a speed of 10 km/hr. He runs for 2 hourse and then takes a 1 hour rest. He continues this till he is caught by another man who starts at 2:00 pm from point P and runs non- stop at a speed of 15 km/hr towards the first man. At what time (in pm) will the first man be caught?

Study the following information carefully and answer the questions given below. There are five vehicles of different types viz., Bus, Van, Bike, Truck and Jeep in a garage but not necessarily in the same order. They are serviced at different timing in a single day. The duration of their servicing in the garage may or may not be different. The total duration of the servicing in the garage by the mechanic is of 11 hours. There is no gap between the servicing time of all vehicles. The duration of servicing is either a full hour or half an hour but not in one third or one fourth. The van was serviced in the garage from 12:30 pm to 3 pm. Jeep was taken for servicing immediately after the Van. The servicing hour of Jeep in the garage is three hours. The duration of servicing of Truck is more than the duration of servicing of Bike in the garage by 1 hour. Truck was serviced just after the servicing of Bike. The truck was not serviced at the last. The bus was serviced in the garage before Van but not immediately before. The duration of servicing of the bus is of 1.5 hours. The servicing of the bike is after 6:00 am. Which among the following was serviced from 3:00-6:00 pm?

Study the following information carefully and answer the questions given below. There are five vehicles of different types viz., Bus, Van, Bike, Truck and Jeep in a garage but not necessarily in the same order. They are serviced at different timing in a single day. The duration of their servicing in the garage may or may not be different. The total duration of the servicing in the garage by the mechanic is of 11 hours. There is no gap between the servicing time of all vehicles. The duration of servicing is either a full hour or half an hour but not in one third or one fourth. The van was serviced in the garage from 12:30 pm to 3 pm. Jeep was taken for servicing immediately after the Van. The servicing hour of Jeep in the garage is three hours. The duration of servicing of Truck is more than the duration of servicing of Bike in the garage by 1 hour. Truck was serviced just after the servicing of Bike. The truck was not serviced at the last. The bus was serviced in the garage before Van but not immediately before. The duration of servicing of the bus is of 1.5 hours. The servicing of the bike is after 6:00 am. Which among the following was serviced just after bus?

Study the following information carefully and answer the questions given below. There are five vehicles of different types viz., Bus, Van, Bike, Truck and Jeep in a garage but not necessarily in the same order. They are serviced at different timing in a single day. The duration of their servicing in the garage may or may not be different. The total duration of the servicing in the garage by the mechanic is of 11 hours. There is no gap between the servicing time of all vehicles. The duration of servicing is either a full hour or half an hour but not in one third or one fourth. The van was serviced in the garage from 12:30 pm to 3 pm. Jeep was taken for servicing immediately after the Van. The servicing hour of Jeep in the garage is three hours. The duration of servicing of Truck is more than the duration of servicing of Bike in the garage by 1 hour. Truck was serviced just after the servicing of Bike. The truck was not serviced at the last. The bus was serviced in the garage before Van but not immediately before. The duration of servicing of the bus is of 1.5 hours. The servicing of the bike is after 6:00 am. What is the duration (in hours) of the Bike’s servicing?

Four pipes can fill a reservoir in 15, 20, 30 and 60 hours respectively. The first pipe was opened at 8 am second at 9 am third at 10 am and fourth at 11 am. When will the reservoir be full? 1 pdotmdot b. 2 pdotmdot c. 2. 30 pdotmdot d. 3 pdotmdot

On January 01, 2011, Satkar Transport Ltd., purchased 3 buses for Rs. 10,00,000 each/ On July 01, 2013, one bus was involved in an accident and was completely destroyed and Rs. 7,00,000 were recived from the Insurance Company in full settlement. Depreciation is written off @ 15% p.a. on diminishing balance method. Prepare bus account from 2011 to 2014. Books are closed on December 31 every year.