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Which of the following is an alternate to photoemission?

Which of the following is an alternate to photoemission? Correct Answer Shielding

Corona discharge is an alternate to photoemission. It is an electron emission effect used by antistatic systems. It is mostly used in a larger area, such as a factory floor or workshop.

Related Questions

Which of the following is correct for alternate current and alternate voltage?
Reading the amended Section 89 of the Code of Civil Procedure and the insertions of O. 10, which of the following conditions should be satisfied before matter could be referred to an Alternate Dispute Redressal?
1. Existence of elements of settlement in the opinion of the Court
2. The parties must share the opinion of the court
3. Formulation of the terms of settlement by the court
4. The court should invite the observation of the parties on the terms of settlement
5. Observations of the parties must be received by the court
6. If need be, reformulate the terms of settlement and refer the same for Alternate Dispute Redressal contemplated un section 89 of the Code of Civil Procedure
A and B can do a piece of work in 30 days and 45 days respectively. They work together for 10 days and after that A goes on leave for 10 days and B works on every alternate day for the next 10 days and then goes on leave for the next 10 days after which A starts the work on every alternate day for the next 10 days. After that A and B together complete the remaining work. Find in how many days the work was completed.
A group of workers can complete a job in 9 days. But it so happens that every alternate day starting form the second day 2 workers are withdrawn from the job and every alternate day starting from the third day one worker added to the group. In such a way that the job is finished by the time and there is no worker left. If it takes double the time to finish the job now, find the number of workers who started the job?
In conducting an empirical study a researcher employs a non-parametric test for data analysis and finds that the ‘statistics’ arrived at is ‘significant’ at .05 level. What decisions will be warranted thereafter? (A) Rejecting the Null hypothesis (H0) (B) Accepting the Null hypothesis (H0) (C) Accepting the alternate hypothesis (H1) (D) Keeping the decision in abeyance (E) Rejecting the alternate hypothesis (H1) Choose the correct answer from the options given below :
In the graph below, the concentration of a particular pollutant in a lake is plotted over (alternate) days of a month in winter (average temperature 10 °C) and a month in summer (average temperature 30 °C) Consider the following statements based on the data shown above: i) Over the given months, the difference between the maximum and the minimum pollutant concentrations is the same in both winter and summer. ii) There are at least four days in the winter month such that the pollutant concentration on those days are within 1 ppm of the pollutant concentrations on the corresponding days in the winter month. Which one of the following options is correct?
A geographical region has the following distinct characteristics: 1. Alternate hot, rainy season and cool, dry season 2. Extreme diurnal range 3. Prevailing winds: Trade Winds 4. Tall grass and short trees The above features are the distinct characteristics of which of the following regions?
Lata decides to go for a walk every alternate day. In a particular month she starts on a Friday. On which of the following days will she be going for a walk the following week?
Which of the following is a type of bond which consists of alternate course of headers and stretchers arrangement?
Directions : Following question consists of a statement followed by three arguments I, II and III . You have to decide which of the arguments is a STRONG arguments and which is a WEAK Argument. Statement : Should India immediately stop digging coal from its mines? Arguments : I. Yes. The present stock of coal will not last long if we continue mining at the present rate. II. No. We do not have alternate energy source of sufficient quantity. III. No. This will put millions of people at a disadvantage and their lives will get adversely affected and also the industry.