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When we compare the half bridge converter and full bridge converter 1. The maximum collector current of a full bridge is only double that of the half bridge 2. Full bridge uses 4-power switches instead of 2, as in the double bridge. 3. Output power of a full bridge is twice that of a half bridge with the same input voltage and current. When of the above statements are correct?
Which is the longest bridge on the river in India?(As of 2015) (a) Godavari bridge - Godavari river (b) Vikramashila Setu - Ganga River (c) Nehru Setu - Son River (d) Mahatma Gandhi Setu - Ganga River
A boat is on the one side of a bridge and the other boat is on the other side of the bridge. The bridge is 36 meter above the river surface. The angles of depression of both the boats from the bridge point on the bridge are complementary to each other and the angle of depression of first boat from the bridge is tan-1(1/3), then what is the distance between both the boats?
The question given below consists of a statement, followed by three arguments I, II and III. You have to decide which of the arguments is/are ‘strong’ arguments is/are ‘weak’ arguments and accordingly choose your answer from the alternatives given below each question. Statement: The government is working on a plan to set up a waterway freight corridor to connect the mainland with the northeastern states via Bangladesh at a cost of Rs 5,000 crore. The move would substantially reduce the time taken to transport goods to the eight northeastern states and costs.  Which of the following support the idea that the time of transportation will be reduced between the eight northeastern states? Arguments: I.The proposed 900-km waterway would be used to transport freight from the northern and eastern states to the northeast and would start near Haldia in West Bengal, go to the Sundarbans, merge into the Padma river in Bangladesh and then join up with the Brahmaputra in Assam.  II. Currently, highway connectivity to the northeastern states is patchy and transportation of goods by road entails a high cost and takes time. According to the ministry’s estimate, the waterway could help reduce the cost of transportation by about 70%.  III. The government is already developing a waterway along the Ganga river between Haldia and Allahabad (1,620 km) at a cost of Rs 4,500 crore. This link will also be utilised for trade between India and Bangladesh.
Simplify : $${{{5 \over 3} \times {7 \over {51}}{\text{ of }}{{17} \over 5} - {1 \over 3}} \over {{2 \over 9} \times {5 \over 7}{\text{ of }}{{28} \over 5} - {2 \over 3}}}$$
Four friends A, B, C and D need to cross a bridge. A maximum two persons can cross it at a time. It is night and they just have one lamp. Persons that cross the bridge must carry the lamp to find the way. A pair must walk together at the speed of slower person. After crossing the bridge, the person having faster speed in the pair will return with the lamp each time to accompany another person in the group. Finally, the lamp has to be returned at the original place and the person who returns the lamp has to cross the bridge again without lamp. To cross the bridge, the time taken by them is as follows: A :1 minute, B : 2 minutes, C : 7 minutes and D : 10 minutes. What is the total minimum time required by all the friends to cross the bridge?
A cow was standing on a bridge, 5m away from the middle of the bridge. A train was coming towards the bridge from the ends nearest to the cow. Seeing this cow ran towards the the train and managed to escape when the train was 2m away from bridge. If it had run in the opposite direction, it would hit by the train 2m before the end of the bridge. What is the lenght of the bridge in meters assuming the speed of the train is 4 times that of cow ?
Bangladesh PM Sheikh Hasina invites West Bengal CM Mamata Banerjee to visit the newly-constructed Padma Bridge. Which of the following can describe Padma Bridge?
Which of the following statement is/are correct? Snake River is the main or biggest tributary of Columbia River. Grand Coulee, Bonnevile and Chief Joseph are main dams on Columbia River. Columbia River is the longest river or USA which drains into the Atlantic Ocean. Select the correct code from below.
A train of length 400 m is crossing a river bridge with the speed of 10 m / sec and a boat is also crossing the river, which is just below the bridge. The length of the bridge is 200 m and the length of the boat is 20 m, what should be the speed of the boat so that both will reach to the other side of the river at the same time (consider the boat is travelling in still water)?