Write a function to print all the combinations of a string both uppercase and lowercase without altering the position of each letter.

2305

In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes

807

1) a)to prepare mortar for bricklaying how much amount of water should be added for its maximum strength and workability(to avoid cracks which results, when high quantity of water is added)?is their a formula or ratio? b) suppose we want to make 1:3 mortar,what is the best way to measure cement ,sand and water and how? c)time before which freshly prepared mortar should be used? d)proper way to mix and make mortar? e)when should curing start after laying bricks and for how long?and also how many hours per day? f)what is shear wall (please in terms of layman lol) bookish definisions are confusing.... g) and last,acc to codes what are max no. of course that should be laid in a day.

2125

Design a cantilever type retaining wall to retain sand for 4m above the ground. The sand fall slopes at the rate of 1 vertical to 2 horizontal. The weight of sand is 18000 N/m3, the angle of repose being 30. The safe bearing capacity of the soil is 200 kn/m2 at 1/25m below the ground level. Use m 15 concrete mix.

2831

Define what is the strongest metal?

968

Which is better cad/cam in mechanical or computer networking oriented jobs like linux administration or something else like php programming which is demand of today?

2136

Work done in a free expansion process is

1161

how i convert mm into standard wire guage (SWG)no.

3064

how IDP Qury perform by the B subs MSC for MTC call. If subscriber is in roaming in other state? plz explain briefly

2848

What is topping?

1

What is all over design?

1

if i get a job in bsc .what are the main key duties to handle

2028

What is mean by Compression technic and its formula? How many types of adaptors are there? How adaptive algorithm works for speech compression using Cosine packet transform?

1983

hi i am avinash ,i am doing ma b-tech(cse) final year and i have been detained for 2years due to attendance and i will be finished ma b-tech in 6 years ,plz tell me weather i will be eligible for government jobs like bhel, drdo,or any other private companies

1808

how point on wave controller works.

2605